OT-2026-000006598
Publication integrity record
Vacuum cup gripper, four zone face, pump fed, pressure verified, silicone cups, flat form
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-2026-000006598) never changes.
Identity and time
| Publication number | OT-2026-000006598 · never reused |
|---|---|
| Internal UUID | 01a0a960-da16-7b7d-a13f-933bdf462163 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:41:31.930845Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006598 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0d61a18c5bac1271337f5756b889d2804afecc258c24280135f7ae78eb7449d2 |
|---|---|
| Markdown | 2e862ebc902134465dbeaab667ece3bf77f7ca91b8295a592b6955865596a0e5 |
| Publication page | dc351deef2852ecbe4fe0be9b4c449d32d99eccc28a2d81a03760a0d1b3e200e |
| Manifest | db9bf064d1b979314490f8c172b303904b98240276e25a9ec811043445539e9a |
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 | lzU1JMlA/4WJ5RsjqiFhYAcTvwKH67enRPg31Kt6jfSUsCAcoiSqZDSTWHdXWPP02TgCetd8NLSkcXVtpFxRCA== |
| 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
| 2026-09-16T08:50:26.902095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006598observed dc351deef2852ecbe4fe0be9b4c449d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:26.887908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006598/manifest.jsonobserved db9bf064d1b979314490f8c172b30390...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.747776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006598/publication.mdobserved 2e862ebc902134465dbeaab667ece3bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:26.734429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006598/publication.txtobserved 0d61a18c5bac1271337f5756b889d280...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. |
|---|