OT-2026-000057991
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000057991) never changes.
Identity and time
| Publication number | OT-2026-000057991 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-74a0-8125-12e01c24be99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3be6df2b9a64fe3baaf50f1f78c7733a8b5bceea6174f0bb2ca4257bc0b0472b |
|---|---|
| Markdown | 0705b6363fa7d22c580b5bba965b5dedc2a80aac038c44790525173a60bab6a5 |
| Publication page | 5e1e16d14e9001a1cffb2953fc90cd285177b5e1953422115760704e30c639c9 |
| Manifest | bf2b600baaeb6772a6770caf1f79eeb48444646bff57cce23755342af012be8a |
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 | R6gHMNSNAP8MkYzineyV1xFZq48lOYgr5HJXswYyCQwqdvo40g4VQe3lFZ5t2WaeUhdaVo77S7lemhGfx2psDA== |
| 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... |
|---|
Independent retrieval
| 2026-10-07T20:42:12.884307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991observed 5e1e16d14e9001a1cffb2953fc90cd28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T20:42:12.718790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/manifest.jsonobserved bf2b600baaeb6772a6770caf1f79eeb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T20:42:12.624170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/publication.mdobserved 0705b6363fa7d22c580b5bba965b5ded...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T20:42:12.529840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/publication.txtobserved 3be6df2b9a64fe3baaf50f1f78c7733a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T20:41:35.479967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991observed 5e1e16d14e9001a1cffb2953fc90cd28...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T20:41:35.426176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/manifest.jsonobserved bf2b600baaeb6772a6770caf1f79eeb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T20:41:35.374156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/publication.mdobserved 0705b6363fa7d22c580b5bba965b5ded...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T20:41:35.300570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057991/publication.txtobserved 3be6df2b9a64fe3baaf50f1f78c7733a...fetched by grabo-systems from 34.44.131.203, 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 |
|---|