OT-2026-000031132
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000031132) never changes.
Identity and time
| Publication number | OT-2026-000031132 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87aa-7b97-aa11-00d15d00ce9e · 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-2026-000031132 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbc57b862f2106a9abee472b52a4ae8e96b7e61dc5024c76f1bb9de8648fd45d |
|---|---|
| Markdown | 9f515dedef38044442b3a3efb4a6a669bd66dfb8e72d8b1bec29cc8ae0ad9612 |
| Publication page | 38e771fa986ecc312b6bb5b180ce49f5072cb2ce22f2a795f7416ccb02894e75 |
| Manifest | fd79aadf2c3ef615b1c30115f2e608fd70f6c5ddda82fb2270af8c89cf045713 |
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 | pLch6Os0lYpUvGy2krDSuZIijRCx267Xj7ZQLjd6sOvQvPbEId/7ZvWxWvjn4n7kJu/unFM1aMC4sx8dD596DQ== |
| 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
| 2026-09-17T11:35:34.270352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031132observed 38e771fa986ecc312b6bb5b180ce49f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:34.247491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031132/manifest.jsonobserved fd79aadf2c3ef615b1c30115f2e608fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.201171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031132/publication.mdobserved 9f515dedef38044442b3a3efb4a6a669...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.160190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031132/publication.txtobserved bbc57b862f2106a9abee472b52a4ae8e...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. |
|---|