OT-2026-000031112
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000031112) never changes.
Identity and time
| Publication number | OT-2026-000031112 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87aa-7daa-af59-64dd28878d80 · 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-2026-000031112 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b549d99bfca1910ba721ffd4877d3952e9038cb0e896eae54ede7baa3233938 |
|---|---|
| Markdown | 05554c44b58039be70c41b3e8966dafc95e2ebb88de4655cf897ba0fe123f661 |
| Publication page | b858bd25ba558556c8599ebef104b10bb68470bc6e106ba53d26894e4d69216e |
| Manifest | 023c38d7a1c5ca152ba8345f43b834f6a09e7538b619e8a1bbab01798e82033b |
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 | tzvT9mtRM/ux+nwa3bEAGh53Wq6byRuc7bL0SBTJsJIKcd+ajVdOf5I760kka6hA8wnQYDeIHY9GK1kUl9VWBw== |
| 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
| 2026-09-17T11:35:32.687971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031112observed b858bd25ba558556c8599ebef104b10b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:32.666967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031112/manifest.jsonobserved 023c38d7a1c5ca152ba8345f43b834f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:32.648208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031112/publication.mdobserved 05554c44b58039be70c41b3e8966dafc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:32.630070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031112/publication.txtobserved 4b549d99bfca1910ba721ffd4877d395...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. |
|---|