OT-2026-000072428
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000072428) never changes.
Identity and time
| Publication number | OT-2026-000072428 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-75de-bd32-32a77af2de25 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47cf505daf0e3a39edbe9da21fe738f870b20652642a4f9e84e7952e4f956403 |
|---|---|
| Markdown | 92a45b8e9acfbe10424f266a42dd6d45d6f29349c4df136d7a947097a40700da |
| Publication page | 6eb990e476a4d9db7c84d0fe65de14bfc292b29644299d414d4a3ea5d766e788 |
| Manifest | 00db44a3223c9bf26e4bca7a9d6242c71b266524c252fac47589a0dfecef6d97 |
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 | ZQeAnZSvkjZoML0N6O359lc0+VRVca+lj1etCAsVnWhwsnJmXMNbX1ZPfSjT3uSLdb8EjSAZ4r2kLmMC++DgBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:14.567943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072428observed 6eb990e476a4d9db7c84d0fe65de14bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:14.549650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072428/manifest.jsonobserved 00db44a3223c9bf26e4bca7a9d6242c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.532525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072428/publication.mdobserved 92a45b8e9acfbe10424f266a42dd6d45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:14.514115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072428/publication.txtobserved 47cf505daf0e3a39edbe9da21fe738f8...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. |
|---|