OT-2026-000031549
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000031549) never changes.
Identity and time
| Publication number | OT-2026-000031549 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-79c3-bad2-e5507821e201 · 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-2026-000031549 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69e2601a8ebee8fab568f3928954894a0e84625a4ad3180e4256b3b93381659f |
|---|---|
| Markdown | ccf30500af9e8dbcc327363a4c6c06fae5abd310e4dc4ae8e68756a72d47d792 |
| Publication page | 1de5a4beddbc83534028eaeaf7c54c17fe20aa06b9778458a94dfaaac40eca5f |
| Manifest | 164aff3fcbdfff1738fe2fa7bc69cb112348285fc75773084e87050b2b257507 |
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 | d18MeknMpOiBGOGPecrfw7/6Hg/cHAjuoZQyibSY4MTUhtnlrwocUFf3vt+SZt5CGHwf7DO6xIJZOY5nDd4TBg== |
| 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
| 2026-09-17T11:36:23.582123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031549observed 1de5a4beddbc83534028eaeaf7c54c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.565317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031549/manifest.jsonobserved 164aff3fcbdfff1738fe2fa7bc69cb11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.548718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031549/publication.mdobserved ccf30500af9e8dbcc327363a4c6c06fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.531339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031549/publication.txtobserved 69e2601a8ebee8fab568f3928954894a...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. |
|---|