OT-2026-000055379
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000055379) never changes.
Identity and time
| Publication number | OT-2026-000055379 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-7be8-a0d0-537c913cb484 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055379 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2beaf146b4b37ada3fb7b54ac48f7713ada4ff3e7fd8db0ccee2a8b6ab47a4ab |
|---|---|
| Markdown | 2d41f6e9f45329aec5f83f04f7cd170e1ca13837633867d0c0237c71fd6d29b9 |
| Publication page | 32d62c0fdd2da1b584be371a7f17957567895b2bb02fe4aec7711fb0f6408275 |
| Manifest | 5591cc89fa61f849a0fdbfa4f5d564b09e350e2969740ce7af95b712f8b3cfb4 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | /1mH8Wk2L2EQuBMvTlejG23SCj1AKNaxTG9u2OJduordJenJXDfAy6yiYTpq1SoSzdhs8kbuZGB9u0hQjkcPAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-15T04:23:26.562451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379observed 32d62c0fdd2da1b584be371a7f179575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-15T04:23:26.520082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/manifest.jsonobserved 5591cc89fa61f849a0fdbfa4f5d564b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:23:26.503849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/publication.mdobserved 2d41f6e9f45329aec5f83f04f7cd170e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:23:26.438494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/publication.txtobserved 2beaf146b4b37ada3fb7b54ac48f7713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.744099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379observed 32d62c0fdd2da1b584be371a7f179575...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.726096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/manifest.jsonobserved 5591cc89fa61f849a0fdbfa4f5d564b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.707779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/publication.mdobserved 2d41f6e9f45329aec5f83f04f7cd170e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:00.690380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055379/publication.txtobserved 2beaf146b4b37ada3fb7b54ac48f7713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|