OT-2026-000057149
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057149) never changes.
Identity and time
| Publication number | OT-2026-000057149 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b9-747a-8fd0-28034b702b89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057149 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fc0fe17cf45d1b20cc325eb386f6db1bc469f88128894ebb35ceaa837096b7e |
|---|---|
| Markdown | d1b2a2dd6d71bd00629c86aefe714b8ff3707b6f25e753c6e6251955e7789e33 |
| Publication page | c209842679dce272896053a6d010ada844043ea0d5a11035a5860b9226e5ec4c |
| Manifest | 87a6f3432bc8b612d6a8ca673299076ebdcbf89da1122bc3597abba85a6e163d |
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 | Bxl3hOo5jpfjDih+4o8m+vShXGmiD2mSpiwGAXGRZg1uA5eKiU6hBghdFXe58aY6Jg6MJuaqlUsp9LzKnqYBDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:09.432698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149observed c209842679dce272896053a6d010ada8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:09.414571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/manifest.jsonobserved 87a6f3432bc8b612d6a8ca673299076e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.397475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/publication.mdobserved d1b2a2dd6d71bd00629c86aefe714b8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:09.378538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/publication.txtobserved 0fc0fe17cf45d1b20cc325eb386f6db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:16.757649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149observed c209842679dce272896053a6d010ada8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:16.739108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/manifest.jsonobserved 87a6f3432bc8b612d6a8ca673299076e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:16.721175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/publication.mdobserved d1b2a2dd6d71bd00629c86aefe714b8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:16.702126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057149/publication.txtobserved 0fc0fe17cf45d1b20cc325eb386f6db1...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. |
|---|