OT-2026-000075903
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000075903) never changes.
Identity and time
| Publication number | OT-2026-000075903 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29ff-7826-a1cc-e4dc72882d73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075903 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac8b8dcec3012a485f296bea60e038dd9b614f0f07f913f800bfe697c68c0f71 |
|---|---|
| Markdown | 8359f0a1c208ef2dbdb0ba06ac9d832d98d210b7fd49a23762493eb1dab8a9cd |
| Publication page | 24bfc66ac4d5383187fa3fb10908c99be507f41bb110813b94b78cbb8e6e0ffa |
| Manifest | 47ea6273f11381f338d1855fe6fa897b2b453fd7ab5091a22dd8ece2fc05969d |
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 | sEIdIv4RofDYEBCVjSOE5AsCVEUj8N5ZeO+7N/oldXkXvN1T/CeIWqPz/fLlx8GWdNpjffR4EdC1+aJ5cmtKBw== |
| 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... |
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Independent retrieval
| 2026-09-17T10:14:43.215869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075903observed 24bfc66ac4d5383187fa3fb10908c99b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:43.196479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075903/manifest.jsonobserved 47ea6273f11381f338d1855fe6fa897b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:43.053689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075903/publication.mdobserved 8359f0a1c208ef2dbdb0ba06ac9d832d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:43.034635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075903/publication.txtobserved ac8b8dcec3012a485f296bea60e038dd...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. |
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