OT-2026-000025553
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000025553) never changes.
Identity and time
| Publication number | OT-2026-000025553 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa8-7736-b1d9-9f1abb5bbca7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025553 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8690f9b2a6d1cbe2ee014333232596477eba279d275a6c3340c3c8558265ed59 |
|---|---|
| Markdown | fc5c6eeb4959d3288822f1ff45547e8cd61dd403325ab41a06a0536d0996c612 |
| Publication page | bcf5d6903e059ebdf19b1744e11fd84a538342b4c34847cd748f99a8c455511d |
| Manifest | f552c97f41a6d16003332e50edb1b7c5e5b108fe12a43185e6c98dcd41188a3d |
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 | Iy0cjsNlsgV2i6vrJjjWbR9J1VzzKn1RDFOeBrfxYhXcAiuzbciPofRR0Zc2d9QsCtBw8g2NfvneE6cKrIZjBA== |
| 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
| 2026-09-17T11:47:42.238310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025553observed bcf5d6903e059ebdf19b1744e11fd84a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:47:42.219676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025553/manifest.jsonobserved f552c97f41a6d16003332e50edb1b7c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:42.199940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025553/publication.mdobserved fc5c6eeb4959d3288822f1ff45547e8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:42.181788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025553/publication.txtobserved 8690f9b2a6d1cbe2ee01433323259647...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. |
|---|