OT-2026-000078758
Publication integrity record
Single bellows cup vacuum gripper, two 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-2026-000078758) never changes.
Identity and time
| Publication number | OT-2026-000078758 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbc-7583-8afe-c112d46f8b4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078758 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8ada345dccb12d1a95863d230e48d5b055815e36fcc889f75ee7a4ee2a70752 |
|---|---|
| Markdown | 98da756b1b306195759cc14353cd8e23c47bc901c66be37d50272b6e0a39c151 |
| Publication page | 5dc0d32a73ce5bac2ce80ab1652cd43d30c703fc3859408fba469dcbbbf6cd8d |
| Manifest | 5d4b4e25e59e36828958b6e7ec4e1fade41290a12a3c630d987167d4d98a4b4a |
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 | zEEU1vROSYnLeVHNMabjiqLP4cmeIsnVMxrcYz6bjqwUs/bo0/zOGeyHqZ+NJH9vv0GlGNObAMnq5Ed2w7yXBw== |
| 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
| 2026-09-17T10:05:32.731786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078758observed 5dc0d32a73ce5bac2ce80ab1652cd43d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:32.712825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078758/manifest.jsonobserved 5d4b4e25e59e36828958b6e7ec4e1fad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:32.694139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078758/publication.mdobserved 98da756b1b306195759cc14353cd8e23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:32.676598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078758/publication.txtobserved d8ada345dccb12d1a95863d230e48d5b...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. |
|---|