OT-2026-000051293
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000051293) never changes.
Identity and time
| Publication number | OT-2026-000051293 · never reused |
|---|---|
| Internal UUID | 01a0ae83-2740-7f27-8c4b-19eea948e68a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051293 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c731c32c119834b86b18ed4978e9a987356fdb73254395adc4364ca467b1d31 |
|---|---|
| Markdown | 95b3c07d6a47552247d25dbc134eaf4c51944a6925a385a02f5483a5badf06bd |
| Publication page | 556a1c66cd8289f0a09ac8242fa7dff5d7e97f0a1533e84b4831cf664df3b051 |
| Manifest | 1fc9f499d29731f72efb1e74ef0c7c8890c9d75280e04d9b22e93309e1f1672d |
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 | sgnT/WY0MHW5cC1v5XCJ/86xEP+7zxU8oJW1I9XkpVRuYWfKdr4za7FLevPffyah2pNifLpw3i5O/sdIM2AqAg== |
| 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
| 2026-09-17T10:59:06.199540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051293observed 556a1c66cd8289f0a09ac8242fa7dff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:06.178512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051293/manifest.jsonobserved 1fc9f499d29731f72efb1e74ef0c7c88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:06.159291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051293/publication.mdobserved 95b3c07d6a47552247d25dbc134eaf4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:06.141300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051293/publication.txtobserved 8c731c32c119834b86b18ed4978e9a98...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. |
|---|