OT-2026-000020562
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000020562) never changes.
Identity and time
| Publication number | OT-2026-000020562 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7e7f-ab5e-1799430c2c36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020562 |
| Status | PUBLIC |
Content hashes
| Canonical text | b42f665e2d4b6c7db7699e38a3ba4281e15a29e99ed2c9f2dfd98dc2308bb5a0 |
|---|---|
| Markdown | d24a20ae22e055facfabfbc0008226bd7fefdc11366a7d33bf903f14b841bbd4 |
| Publication page | f98209ba66d81f081b70d56129dfb0cc0e458e845d71ebab85cc386953969df3 |
| Manifest | bd789c354a8b08594160c2774cefc5ddf6f92bfd89331c4c8d353a76672c1f34 |
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 | EcLwv67KvOQoRbhOltnIy2PSjvrbdCd7kvz43BsW2vowvYdQFdDpV/w1ZvvPYoHo97aKFR/iufLvglW0UHSEAQ== |
| 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
| 2026-09-17T12:00:40.711282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562observed f98209ba66d81f081b70d56129dfb0cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:40.692982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/manifest.jsonobserved bd789c354a8b08594160c2774cefc5dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:40.674808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/publication.mdobserved d24a20ae22e055facfabfbc0008226bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:40.656381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/publication.txtobserved b42f665e2d4b6c7db7699e38a3ba4281...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.757294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562observed f98209ba66d81f081b70d56129dfb0cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.738193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/manifest.jsonobserved bd789c354a8b08594160c2774cefc5dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.719640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/publication.mdobserved d24a20ae22e055facfabfbc0008226bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:35.698232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020562/publication.txtobserved b42f665e2d4b6c7db7699e38a3ba4281...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. |
|---|