OT-2026-000053974
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000053974) never changes.
Identity and time
| Publication number | OT-2026-000053974 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-73e7-bb00-c9be77dc8135 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053974 |
| Status | PUBLIC |
Content hashes
| Canonical text | de5053335840e687148a5eead8f9e43c3c1fc5090950952ad4328874e5f72d1e |
|---|---|
| Markdown | c3749949217683cf3bd31457005c8d84bc774a6e2e69f863af8bc37c0eb28a8a |
| Publication page | 172ef539f07ac551a7f996771ffb7de3ccfe0f44d216ddc656c2e8533c257161 |
| Manifest | 678a6a73f9c4d588762462fbfc9617c456e878d2a755c077431dbb169291ffee |
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 | 65a3WhYTQBIPDjFAFfaw8r61VAORjBaCiXy0EMU+y9Qsv53hkm9ohz9BBdJjtIDAlRYpYNESe58RK10BWvrrBQ== |
| 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
| 2026-09-18T04:44:14.348557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974observed 172ef539f07ac551a7f996771ffb7de3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-18T04:44:13.830986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/manifest.jsonobserved 678a6a73f9c4d588762462fbfc9617c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:13.436942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/publication.mdobserved c3749949217683cf3bd31457005c8d84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T04:44:12.964247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/publication.txtobserved de5053335840e687148a5eead8f9e43c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:15.635096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974observed 172ef539f07ac551a7f996771ffb7de3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:15.595405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/manifest.jsonobserved 678a6a73f9c4d588762462fbfc9617c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:15.551221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/publication.mdobserved c3749949217683cf3bd31457005c8d84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:15.521209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053974/publication.txtobserved de5053335840e687148a5eead8f9e43c...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
| Custody package | Pending Custody packages are produced weekly. |
|---|