OT-2026-000029900
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, sustained blow-off before set-down
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-2026-000029900) never changes.
Identity and time
| Publication number | OT-2026-000029900 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-736a-b75c-91e05eb1ed7c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029900 |
| Status | PUBLIC |
Content hashes
| Canonical text | c85cc7876d0ffe93fd9570ef4ecb7552d03b57c13429aa2357a47858f6af2c01 |
|---|---|
| Markdown | 3e846c870d4537c3dd95f535b1bf3b966c43f69b04b324a50f875888f98cc021 |
| Publication page | 1308cf305e67f5446aa321315c3573c21776385bfddbbf2ae67580e9e0a53696 |
| Manifest | 2c67e1225ee075d70880bf5400f3b99e9cb5acfcef71b0af4f0319e988c26fdd |
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 | +oXEkSdAww0+CWJHpya9L6GR9H1R47K8sGL6gZeTGHJCkRroryXSqpgHSd7ejH9e8wO0mZ6NzhpXENJYthoxCA== |
| 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
| 2026-09-17T11:38:36.067887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029900observed 1308cf305e67f5446aa321315c3573c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:36.051659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029900/manifest.jsonobserved 2c67e1225ee075d70880bf5400f3b99e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.033990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029900/publication.mdobserved 3e846c870d4537c3dd95f535b1bf3b96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:36.016796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029900/publication.txtobserved c85cc7876d0ffe93fd9570ef4ecb7552...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. |
|---|