OT-2026-000006732
Publication integrity record
Porous face vacuum gripper, four zone face, pump fed, contact triggered, closed cell
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-2026-000006732) never changes.
Identity and time
| Publication number | OT-2026-000006732 · never reused |
|---|---|
| Internal UUID | 01a0a965-7c9c-70a1-9ded-8aa6cf6f11ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:46:35.679210Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006732 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ab86a97bf008ad6e54516dc54ad6a10d5ae94823f1d39f0d8b5c62dc48db04d |
|---|---|
| Markdown | da2eed5eea5b14fa1522113f335ed2a872a99b6a8461a8ae98ee819aac78b56f |
| Publication page | 610f28312946b9aeeafb063a7d0144d71ba8cbfeb6d978b0170ec630d8a1c88e |
| Manifest | 7ce8e48293e706ede4fdad11ea09d6b7515495b9438d706227fdf8f3b7a086c6 |
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 | upDO2lA23zRDQylOr9t3aaIrtNMIrsvkX4WlQyZd3dKiiBseVura7uatb2oCQPfWWoRiAANSFHKy1rCE9iy2DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:12.413175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006732observed 610f28312946b9aeeafb063a7d0144d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:12.400611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006732/manifest.jsonobserved 7ce8e48293e706ede4fdad11ea09d6b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.386191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006732/publication.mdobserved da2eed5eea5b14fa1522113f335ed2a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:12.248740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006732/publication.txtobserved 4ab86a97bf008ad6e54516dc54ad6a10...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. |
|---|