OT-2026-000008131
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, vented after 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-2026-000008131) never changes.
Identity and time
| Publication number | OT-2026-000008131 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908c-71f3-8c7c-4f13da94fc6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 111e74cf07b67c84f7d27e15849746e34d6ab09c54c69c7925fa1560d1646af7 |
|---|---|
| Markdown | 0902b1f0c1dab3e8ffabc68b78b79bf2e6604fd475cfb071aa5a96fec10a37ce |
| Publication page | a391f4a5bad38592181d5504298af449b83af4c060cdfba33aad4369f10cf96f |
| Manifest | 1f6d762e444b3f3204626f38c7b672efe4140dbd83ff60251645e76813b812af |
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 | VKlPJ+7A5hox3r7oEGvs2kSeN+3Owtu1zT2zvVixwcM/HyTjmNPgBKWLSSTyaELkMnZhZtUBDSLLwceO4/vxAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:08.720733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131observed a391f4a5bad38592181d5504298af449...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:08.701045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/manifest.jsonobserved 1f6d762e444b3f3204626f38c7b672ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.680978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/publication.mdobserved 0902b1f0c1dab3e8ffabc68b78b79bf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:08.645954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/publication.txtobserved 111e74cf07b67c84f7d27e15849746e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:48.077763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131observed a391f4a5bad38592181d5504298af449...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:48.059435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/manifest.jsonobserved 1f6d762e444b3f3204626f38c7b672ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:48.027034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/publication.mdobserved 0902b1f0c1dab3e8ffabc68b78b79bf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:47.984235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008131/publication.txtobserved 111e74cf07b67c84f7d27e15849746e3...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. |
|---|