OT-2026-000023489
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000023489) never changes.
Identity and time
| Publication number | OT-2026-000023489 · never reused |
|---|---|
| Internal UUID | 01a0ae70-7269-7d18-ae97-7feacedb3bbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:40.056870Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0da5431fc5d47e79c50e6aec817851bf3d09b9db62e24b5ccbf94a32d6ae26dd |
|---|---|
| Markdown | 2b8be486ead30ef7355e923bd2efe8b946154bdb5c37a832d97e479cc17f5162 |
| Publication page | 25e04afef08bd80bf812a1cf69bfbb1167526ed1d4d3740f81ee28caacb53bdd |
| Manifest | cf554cb7470051f6b89f40bcffdcab82c6c631448c40672bb8f7cd0bc4adda8e |
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 | E6OK4SzYtz2CGgkp6EdbXSuZ3BL0A0hMFBAoyd6RPb95ezkVod59U3vpr1XZ/6nx6oKPPK0xwzxSCZMKhul/CA== |
| 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
| 2026-09-17T11:51:43.047976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023489observed 25e04afef08bd80bf812a1cf69bfbb11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:43.028954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023489/manifest.jsonobserved cf554cb7470051f6b89f40bcffdcab82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:43.011279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023489/publication.mdobserved 2b8be486ead30ef7355e923bd2efe8b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:42.993629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023489/publication.txtobserved 0da5431fc5d47e79c50e6aec817851bf...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. |
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