OT-2026-000028924
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000028924) never changes.
Identity and time
| Publication number | OT-2026-000028924 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7aef-b502-a44cd370783a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028924 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56238013739e54a1e909203f8cb160a73317cba68d68b5e8bfc64644d74ba012 |
|---|---|
| Markdown | 47b00c2e9c2688e6ffb88617a77500d5f98eb1317eabdb3d4f67c8883a67a8e3 |
| Publication page | 6d490024bb3cc9366f8e10bd9422208df915c4ab09b91b956656e94d40acd08b |
| Manifest | eed4b091f31dbeb425d77f88a1170636aaedcf76edeefe83a83e4cb0e3bc8d85 |
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 | seGsgIoW5w45e3vUhcwmoJkMp2pRFlzqp29jXnl3lDUpLyITA3lXG4kIKeEBJ+KuN7NwUxl+N/JOxhma/M93CQ== |
| 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
| 2026-09-17T08:20:21.179991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028924observed 6d490024bb3cc9366f8e10bd9422208d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:21.038478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028924/manifest.jsonobserved eed4b091f31dbeb425d77f88a1170636...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.019054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028924/publication.mdobserved 47b00c2e9c2688e6ffb88617a77500d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.000063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028924/publication.txtobserved 56238013739e54a1e909203f8cb160a7...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. |
|---|