OT-2026-000031853
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000031853) never changes.
Identity and time
| Publication number | OT-2026-000031853 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7279-94cf-b754d19c20cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031853 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98f162e2f2cac6e67a9246d73e9e8b07c443888b6e52863ffa7276c8dd8c7e3e |
|---|---|
| Markdown | be0b8bb43f107b441cae6870b9b424bc310b41b0db52419d1dd7aa226928d86d |
| Publication page | f7d8757a23560b096178969525a768aebdc20713b2c652b054985792b3e66682 |
| Manifest | 7864debb0b38aa464ef1ff2266cff1c1da6067bc08637c404c3f040b61954a12 |
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 | MbbS5+X1cwrT2zGR6AMshiMaR5R/QLm5VeQdL7KAG6+mZyr8VvL8kJ2RuI33YiOU40wjYGl0j+tvzW4uLtOZCw== |
| 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
| 2026-09-17T11:35:06.458222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031853observed f7d8757a23560b096178969525a768ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:06.440608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031853/manifest.jsonobserved 7864debb0b38aa464ef1ff2266cff1c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.421887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031853/publication.mdobserved be0b8bb43f107b441cae6870b9b424bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.398720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031853/publication.txtobserved 98f162e2f2cac6e67a9246d73e9e8b07...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. |
|---|