OT-2026-000004464
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, pump fed, contact triggered
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-2026-000004464) never changes.
Identity and time
| Publication number | OT-2026-000004464 · never reused |
|---|---|
| Internal UUID | 01a0a918-cdaa-7275-88f0-5e4a4dc8314a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:50.160873Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004464 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a845b0af7b8cc7e3c433453df36a6303fd89cd5d2fc3e85b6a4cf1cc7d06026 |
|---|---|
| Markdown | 76c93072e67cc053e15723d20c2080a6d49e123b9f2c3512fcf1c187d48b4f68 |
| Publication page | a164834f6c0d86be6654e3a6bc56de24a9a4618da0bab27bc5b3a9e561a03fdb |
| Manifest | ad158ff5a64e529c32c69299ba00c289d09e4e1afbaedbec4a663ddc09210595 |
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 | tYyRsvmrPvUIWl2Z3hYP2fc5+4lp2Y5u76oHQL0Qsj5Slc1vWclL3izPuN73KN6273CJKLst9cJoSlibGLd7Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:24.690810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004464observed a164834f6c0d86be6654e3a6bc56de24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:24.679367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004464/manifest.jsonobserved ad158ff5a64e529c32c69299ba00c289...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.667024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004464/publication.mdobserved 76c93072e67cc053e15723d20c2080a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:24.649158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004464/publication.txtobserved 7a845b0af7b8cc7e3c433453df36a630...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. |
|---|