OT-2026-000036722
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036722) never changes.
Identity and time
| Publication number | OT-2026-000036722 · never reused |
|---|---|
| Internal UUID | 01a0ae77-46e8-72f2-b000-ff51f59c283b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:07.671965Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036722 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82a382f8b60a9f0b6f3ce2ef9cff8fa8adf50826a7067ccd078e1f296b6a9d4a |
|---|---|
| Markdown | 6d7d86f0455e07146626c1fba6bedffc96843f69cf7321eba00aa9b7a0659207 |
| Publication page | 078dcb4021bc40897fd357a52a4624a1431fa53b356e229e9a7e3aa6cc701cbd |
| Manifest | a9531767f2dcd5f2a0ec54b55b56f2e789f156e4b227f02475fc60b7c6fd04f3 |
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 | VaVMW9HuP5iIcucQ2Uq6uNCOD4mRIzJYpFUpaISLJf7cgeS5NwhU5apbYI7AJmUh0f5Hv1xL2P1C/usQDh52Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-08T04:23:39.325348Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722observed 078dcb4021bc40897fd357a52a4624a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T04:23:39.307968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/manifest.jsonobserved a9531767f2dcd5f2a0ec54b55b56f2e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:39.288827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/publication.mdobserved 6d7d86f0455e07146626c1fba6bedffc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:39.233617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/publication.txtobserved 82a382f8b60a9f0b6f3ce2ef9cff8fa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:49.312216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722observed 078dcb4021bc40897fd357a52a4624a1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:49.154840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/manifest.jsonobserved a9531767f2dcd5f2a0ec54b55b56f2e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:49.016009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/publication.mdobserved 6d7d86f0455e07146626c1fba6bedffc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:48.880036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036722/publication.txtobserved 82a382f8b60a9f0b6f3ce2ef9cff8fa8...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 |
|---|