OT-2026-000031552
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000031552) never changes.
Identity and time
| Publication number | OT-2026-000031552 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7c53-aa92-813c6052e4a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95ade1c4155c6c45b002770fdfbe4be2f60b62e3510061c8097d8c0ea870d4bc |
|---|---|
| Markdown | 51265f9d1d9c8e85532b500cb328a03c452c1d81edc5d0708efd7ffb7b30f1c9 |
| Publication page | ec643ee8fe81a16bbd880255233dcf40f544edc05c49bb0a38fa8aa036a5cb4d |
| Manifest | bb83de9db029ad2de827b2257d6c15c050d1c5811246a7051a769d3786975534 |
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 | NO3mKSvML4o1mRMBlUBEkrPAU3CxdJWow5XixlAdEYpyudMh/txMTln0WlXFKvbF5MiI4dzJHo7B0sDcX3rTAg== |
| 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
| 2026-09-17T11:36:23.804012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031552observed ec643ee8fe81a16bbd880255233dcf40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.786059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031552/manifest.jsonobserved bb83de9db029ad2de827b2257d6c15c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.767146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031552/publication.mdobserved 51265f9d1d9c8e85532b500cb328a03c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.746952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031552/publication.txtobserved 95ade1c4155c6c45b002770fdfbe4be2...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. |
|---|