OT-2026-000056063
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000056063) never changes.
Identity and time
| Publication number | OT-2026-000056063 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7f94-8dbf-48d7051285bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056063 |
| Status | PUBLIC |
Content hashes
| Canonical text | 432ba7fd0589f6a9823d2045218e700ea69f4a15d79838b43d8f492e93a50f01 |
|---|---|
| Markdown | a24b33206c3d0e6af0ffeebaad84e54d1a3008c7cd82b2bc3201755e831effe1 |
| Publication page | 32972becf62e88d1f35985a718aadec383893a3c0054d83cc655f51a7c57f861 |
| Manifest | ae908c55086ae1d19e8df44d70c8fc8d2f8d6e7acc2a46bafe4fd73fbf83c20e |
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 | YACUjDRnS+H3vGJDI88NXYjeth7a14tzw7+7ELgPs3B+omqjIpbS5Ugmpe6KlrZhB3mlD4lCPVfxvWDDEcmKBA== |
| 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
| 2026-09-30T04:41:26.408948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063observed 32972becf62e88d1f35985a718aadec3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-30T04:41:26.354943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/manifest.jsonobserved ae908c55086ae1d19e8df44d70c8fc8d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:26.294079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/publication.mdobserved a24b33206c3d0e6af0ffeebaad84e54d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T04:41:26.240436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/publication.txtobserved 432ba7fd0589f6a9823d2045218e700e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:51.491904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063observed 32972becf62e88d1f35985a718aadec3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:51.356638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/manifest.jsonobserved ae908c55086ae1d19e8df44d70c8fc8d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:51.241622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/publication.mdobserved a24b33206c3d0e6af0ffeebaad84e54d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:51.066698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056063/publication.txtobserved 432ba7fd0589f6a9823d2045218e700e...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 |
|---|