OT-2026-000027803
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, pulsed 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-2026-000027803) never changes.
Identity and time
| Publication number | OT-2026-000027803 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a4-7172-b7bd-610159efa064 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5db6d4cb6d8fd7053561245e272b920931b8413a6c07367a9c4cf87daeb2bd93 |
|---|---|
| Markdown | e8eb39c995438c82c70c6ab02d7179b4da3a3a22ece1bd564dd8a14c1e4067d7 |
| Publication page | 273e90c177e5894419762261ef912c14460ffa82e005c1d0c28a076dbc47660a |
| Manifest | d0e88e7b933f1063bee5e63d9af489d36c785622c8dfc4529d1bfa483c7e5f54 |
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 | jpnDSQJjWzV6lXH1tIt+Cz5fDI6SQyBTwytIUBsaZQjssuya9skRRy+A8yR5a0PMY73ii6ykolF/dUs2eCuGDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:41:51.158788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027803observed 273e90c177e5894419762261ef912c14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:51.139654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027803/manifest.jsonobserved d0e88e7b933f1063bee5e63d9af489d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:51.121395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027803/publication.mdobserved e8eb39c995438c82c70c6ab02d7179b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:51.104688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027803/publication.txtobserved 5db6d4cb6d8fd7053561245e272b9209...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. |
|---|