OT-2026-000020401
Publication integrity record
Six cup 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-2026-000020401) never changes.
Identity and time
| Publication number | OT-2026-000020401 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-77a3-b654-20a6cf08dfd4 · 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-2026-000020401 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c6404e84cdf03a631f47499ee90ce31d4bac95371df6e5bd6b9d3111ff84a82 |
|---|---|
| Markdown | 3a63f4cda9bb05aaad8582da3c4425a08f62b15f992c7e12b145fc14e035b3ef |
| Publication page | b5f0c6b7b07b214d1d1724379ad3257cc5f00f16f0e27e4b40c6c103dda31c7a |
| Manifest | 5eac31eb34f44c98b6330349b01fa53718769cdf17b29750f9e59fda34edda52 |
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 | fzsBw5ntDjMiQAclBMm8eLz/Xi7PwVjlWqWqpjh+9fE6vz2a+sTk4ig9K3xPlq1c82acI86jdySXuOCGigJeBw== |
| 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
| 2026-09-17T12:00:17.808089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401observed b5f0c6b7b07b214d1d1724379ad3257c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:17.788297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/manifest.jsonobserved 5eac31eb34f44c98b6330349b01fa537...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.770701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/publication.mdobserved 3a63f4cda9bb05aaad8582da3c4425a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.753907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/publication.txtobserved 9c6404e84cdf03a631f47499ee90ce31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.585707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401observed b5f0c6b7b07b214d1d1724379ad3257c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.564039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/manifest.jsonobserved 5eac31eb34f44c98b6330349b01fa537...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.546683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/publication.mdobserved 3a63f4cda9bb05aaad8582da3c4425a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.527967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020401/publication.txtobserved 9c6404e84cdf03a631f47499ee90ce31...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. |
|---|