OT-2026-000080503
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000080503) never changes.
Identity and time
| Publication number | OT-2026-000080503 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e78-7502-82e8-cc4089590332 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:13.512436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080503 |
| Status | PUBLIC |
Content hashes
| Canonical text | cda77dd929eb4ccfe697868022d69b259831ec57b0987688ccd02d740c234a80 |
|---|---|
| Markdown | cee499ffc0a610c997a786f52f5cad50f10de9d16bc8f40269955a5e504122eb |
| Publication page | a3d67326a22c63b8ec1db58728f0bf7e5ff13f687dbf185986cb7d147e41e6eb |
| Manifest | 8d527b89c862242f6c0fdcc0559bb78fab5c884615a47689dd7cc2123ad10960 |
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 | ECu5EOfI53GV2XkCeOrN53EUlgS4koZWG7ZqO6CDBwaWlzp9Ul8lD9WAGa2l05yybekvoJfaZlKCDWoI0KffCA== |
| 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
| 2026-09-17T10:03:01.487216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080503observed a3d67326a22c63b8ec1db58728f0bf7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:01.469920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080503/manifest.jsonobserved 8d527b89c862242f6c0fdcc0559bb78f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:01.451648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080503/publication.mdobserved cee499ffc0a610c997a786f52f5cad50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:01.433921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080503/publication.txtobserved cda77dd929eb4ccfe697868022d69b25...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. |
|---|