OT-2026-000097421
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, sustained 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-2026-000097421) never changes.
Identity and time
| Publication number | OT-2026-000097421 · never reused |
|---|---|
| Internal UUID | 01a0aea1-55b2-74b3-a1e3-c81e6cf6607b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:10:04.087778Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000097421 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2a4ef4e9f71ff7519f1e582a476b4afe25f8122d31a9410a1b3e0a525704f9c |
|---|---|
| Markdown | 1db9f48cfe0e92c371545ac78a396e8d0610d3e9d76ec41eb754292a517fc71c |
| Publication page | ab59c7ee39c625e54528001671dee122b16db28eec4335adff285f2890f0cd5a |
| Manifest | a480dff83832c18633b6b80d80a528f007a351a86bac9e768ff02059fa3baec2 |
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 | 3CA9NqXKI//pWqAaB/BS7MJ3kEBdrPhlrjeXB0BDOAoW4Pg96fkt8PDl57I3oNnsn5qR8bSvwD5KQSzxiSdaCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:33:16.455369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097421observed ab59c7ee39c625e54528001671dee122...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:33:16.437841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097421/manifest.jsonobserved a480dff83832c18633b6b80d80a528f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:16.418473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097421/publication.mdobserved 1db9f48cfe0e92c371545ac78a396e8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:33:16.399453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000097421/publication.txtobserved e2a4ef4e9f71ff7519f1e582a476b4af...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. |
|---|