OT-2026-000053539
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum 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-2026-000053539) never changes.
Identity and time
| Publication number | OT-2026-000053539 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-79f1-a43a-87ee8059364f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 480dcb8a466be409f6adabc2353fb28d002d240fda64709668c739337c465ead |
|---|---|
| Markdown | b57f92509e2afa28c68b12b72f191301c4df2c1edf4eea3e8165af336acbcd1e |
| Publication page | c636389611ce686ecc8c95b88197de8743b802edfa853f299517a0087c58b0a2 |
| Manifest | 0dad6b4b251613522ff036b48ae0012e0e20c4c408ace0f29d915141a08fad66 |
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 | TtXCMHXbqPgCqXXwPv60tCnaQJqFlBohvaMcKd5Wmca+9qbWPi5n8a0IIrGLqajEpMVHYo1vnBbxMyp+WJ5wAQ== |
| 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
| 2026-09-17T10:55:23.555640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053539observed c636389611ce686ecc8c95b88197de87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:23.538508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053539/manifest.jsonobserved 0dad6b4b251613522ff036b48ae0012e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.521957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053539/publication.mdobserved b57f92509e2afa28c68b12b72f191301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:23.504588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053539/publication.txtobserved 480dcb8a466be409f6adabc2353fb28d...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. |
|---|