OT-2026-000087515
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, sustained 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-2026-000087515) never changes.
Identity and time
| Publication number | OT-2026-000087515 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-756e-94f7-7df38df11660 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087515 |
| Status | PUBLIC |
Content hashes
| Canonical text | f799202ccbfd0984d09825cb651ec0b7c783a76e605befbb9098b4d399b02acd |
|---|---|
| Markdown | ff895b6081acd052e4bb3d1ecf69ed5ccfc2ad96a870501caef4efd6b09b01ea |
| Publication page | 29efeba0670c88aefc176956b246c91487973279fcec2c94ccc87ab695b08071 |
| Manifest | a6f35f1553bb3e22d78ff62f840f19d744ccdae4fbdd6f788c7dbe16e0ac3723 |
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 | OuDp1gUrfPcYDFvbOke90CnET2LdraVv5OkZdY/mCM4QIpBf6Ng0ty5mJREz+un47g0qD4HRyJwXexxva4EXDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:51.033973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087515observed 29efeba0670c88aefc176956b246c914...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:51.015551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087515/manifest.jsonobserved a6f35f1553bb3e22d78ff62f840f19d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.997476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087515/publication.mdobserved ff895b6081acd052e4bb3d1ecf69ed5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.979986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087515/publication.txtobserved f799202ccbfd0984d09825cb651ec0b7...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. |
|---|