OT-2026-000054951
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000054951) never changes.
Identity and time
| Publication number | OT-2026-000054951 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-74ff-9da4-32a2c5b4274e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054951 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f136f81a700e662528d0d6d8c40ce597a4f7b2652ff4c62eeab9a092840b6dc |
|---|---|
| Markdown | c24c1a1d3c935c59faf8e31602013d5874e519ed995c74bfbf9883cfa94fe4f4 |
| Publication page | dfdd79aa2de64d34119933c8be37f06352ff257d8468a452d64e31b880efab5b |
| Manifest | ba3d51bdb3c489ddc02a5043137eae3fddd7e3274111e9f81a488b936eac3368 |
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 | JGu1YbZtZQ4+ezQE8PVYPt84pvB4tO4iarr4vGoTyGOK7woLgDu9/pnxxzE65AQL1ze9rszGB6hafH9o8vhqDw== |
| 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
| 2026-09-17T10:53:03.674394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054951observed dfdd79aa2de64d34119933c8be37f063...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:03.655114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054951/manifest.jsonobserved ba3d51bdb3c489ddc02a5043137eae3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:03.636799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054951/publication.mdobserved c24c1a1d3c935c59faf8e31602013d58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:03.616258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054951/publication.txtobserved 1f136f81a700e662528d0d6d8c40ce59...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. |
|---|