OT-2026-000076485
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000076485) never changes.
Identity and time
| Publication number | OT-2026-000076485 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a71-7b49-8ce5-d4e81b5f9264 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076485 |
| Status | PUBLIC |
Content hashes
| Canonical text | 197cd706c14293700a3ed65891b2f62b3259ad96e58c37e885082e3220678042 |
|---|---|
| Markdown | e80493931483cea2b5d8f30f11be10b2b5b9df8a4674e527825811411bcfd61c |
| Publication page | e375b54625b888eaca7f1498d84221e50a9cb9313ec266704bba74dfb6e579a4 |
| Manifest | 99b4d3d47dfed4f64526086370b2b167278b68d02b2497fccf9dad232cf8550a |
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 | QX+vT05FnMMDYoIxPuvRIQxgtdtFO7mpbhjlpRECLqIxEwAsGdpeDCb9CaYkwqzRLy/Z2THC1fIgTKHfJtlPCg== |
| 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
| 2026-10-19T04:41:57.571820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485observed e375b54625b888eaca7f1498d84221e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T04:41:57.482813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/manifest.jsonobserved 99b4d3d47dfed4f64526086370b2b167...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:57.431548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/publication.mdobserved e80493931483cea2b5d8f30f11be10b2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:57.321014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/publication.txtobserved 197cd706c14293700a3ed65891b2f62b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:47.248038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485observed e375b54625b888eaca7f1498d84221e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:47.175822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/manifest.jsonobserved 99b4d3d47dfed4f64526086370b2b167...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:47.100647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/publication.mdobserved e80493931483cea2b5d8f30f11be10b2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T04:41:47.024766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076485/publication.txtobserved 197cd706c14293700a3ed65891b2f62b...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|