OT-2026-000053638
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000053638) never changes.
Identity and time
| Publication number | OT-2026-000053638 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7091-9325-b93858bada6f · 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-2026-000053638 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6eac3aa0ad3e4e2326e3986ae08d30284dc0b5e602c44884688f5473844ee2b |
|---|---|
| Markdown | 48986323771b88ac198ce5b2294bd5be2d7dc650970599be87c23e9434cb5b6a |
| Publication page | 398e3315fb6aeb08854f61e1f31b061602dfacb186c5b519d9946f90a892ee84 |
| Manifest | f5fde6ab84b07c2f7839d17245e783922ebe57e4ca037ed072603fdee3dddc04 |
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 | 8My62kwDEbsbJsa1c0tJY0qX/v+YkPwzV9i7OfgH4r3RNUOgl9VOUUDA0E5nj5gp3McoxCDQdVPWnGSNsEzQBA== |
| 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
| 2026-09-17T10:55:31.298694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053638observed 398e3315fb6aeb08854f61e1f31b0616...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:31.279835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053638/manifest.jsonobserved f5fde6ab84b07c2f7839d17245e78392...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.261646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053638/publication.mdobserved 48986323771b88ac198ce5b2294bd5be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.241839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053638/publication.txtobserved f6eac3aa0ad3e4e2326e3986ae08d302...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. |
|---|