OT-2026-000054538
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000054538) never changes.
Identity and time
| Publication number | OT-2026-000054538 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1283-7f4d-8640-5d1f02ab8da8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0dcb02b521b7e51607c4a8fcd840c9a02a08774252dfdb4c1b37bcb0bf3960b9 |
|---|---|
| Markdown | c1b06c4ae61de0351a99c289d84d3e82d3c3377d368df9a1589aca995533dab0 |
| Publication page | 31e96fd6a998ddd7c3fd83fc3e60843668c0abf035452201e0fba9561c4bc28d |
| Manifest | 9d529c3a2f43a4dbbfffcf4957f662f5383caa11a0c97b4c8358e27a0c936e14 |
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 | 83fvc89Hbe5JnnLFpq3xgqr9XhmACmdGH8hubdP405g5ZPsPOTEgnHV75QOQkc4Q0RZnLXCtau1UAiemgkADCg== |
| 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
| 2026-09-17T10:53:34.254434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054538observed 31e96fd6a998ddd7c3fd83fc3e608436...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:34.234093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054538/manifest.jsonobserved 9d529c3a2f43a4dbbfffcf4957f662f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:34.213640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054538/publication.mdobserved c1b06c4ae61de0351a99c289d84d3e82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:34.190172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054538/publication.txtobserved 0dcb02b521b7e51607c4a8fcd840c9a0...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. |
|---|