OT-2026-000015280
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed 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-2026-000015280) never changes.
Identity and time
| Publication number | OT-2026-000015280 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7457-8133-5fae4f4619ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015280 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9d18c79235856ef75140f2c96c2dfa6b3469c487518ea1b06203ea33b69392d |
|---|---|
| Markdown | 8623f2f7c0232e94e033d8576173ae1272592a78d025b94b0b631835a06c3d65 |
| Publication page | ea840c805600c4201337101aae296414da30743ca970cc39ffec0c002841310f |
| Manifest | 7f4a3f012113c413e39012ce9b1a9f23a461d1d4c19aaa49291ee6d4fe324ba8 |
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 | XZghQD67HHqbROpol5DDsDsEwuVNPI6G0js0DSZSE9WPjiwebIpcglsQY4dJv5kS/WjXAO0H8cufB9Go0KnNBw== |
| 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
| 2026-09-17T12:05:57.818224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015280observed ea840c805600c4201337101aae296414...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:57.797890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015280/manifest.jsonobserved 7f4a3f012113c413e39012ce9b1a9f23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:57.751100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015280/publication.mdobserved 8623f2f7c0232e94e033d8576173ae12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:57.703566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015280/publication.txtobserved a9d18c79235856ef75140f2c96c2dfa6...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. |
|---|