OT-2026-000037215
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000037215) never changes.
Identity and time
| Publication number | OT-2026-000037215 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-7b41-ba46-d4492bee445e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037215 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6a9306d6b05ddfabf25ac4753f5efbbec59f7a030bc937d5b9c6fc1dd3ea62f |
|---|---|
| Markdown | 7dfc905da7536b4acc1ba48282741f2213c46ee3d4b1ef92852a4ac156a78bd1 |
| Publication page | 4109586c6cf1030ce940078bd1330543c5450e9914dcdca2afcb00fe1fd87205 |
| Manifest | 6f47a6d4917993defa76875fbe5b82a14814f7e35a5d06d4c4e32d73b4fcb7a0 |
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 | adOEbZ7H8gYqK12PJkJBYC7QB5ZRDo6MMrh5ZlXTeumjqwwSyN/nOTCnW/lgbQ3VUDoj8El86/xNm9du4BP7BA== |
| 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
| 2026-09-17T11:25:06.331961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037215observed 4109586c6cf1030ce940078bd1330543...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:25:06.316533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037215/manifest.jsonobserved 6f47a6d4917993defa76875fbe5b82a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.300149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037215/publication.mdobserved 7dfc905da7536b4acc1ba48282741f22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.283029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037215/publication.txtobserved b6a9306d6b05ddfabf25ac4753f5efbb...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. |
|---|