OT-2026-000077931
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000077931) never changes.
Identity and time
| Publication number | OT-2026-000077931 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7828-994a-7f4b92f5009d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077931 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffe6d82b35f9fa105c4c48aa11bea056fd2849dada49a357919694b953b75a0b |
|---|---|
| Markdown | 77dbfaf77b4a84cd81b47df995d53155079ecd82d0c587b243ea90dd25ddcbc6 |
| Publication page | 978cc774f2c9b93183655d88375c31e574787462ff6895cf348374b1d7f56f2e |
| Manifest | 71daa4fdca35a4caccfc32f48f30105fc2b9ba93d630587618dd18cc5489649c |
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 | edG0Z1ma7rK3CmuCeio1JihHN3JFiTVwBRQlTd+eBpc0lTeYQ2rf7mxVzNWJ7alRiBLTFfeXB3AeWThkQNrzCQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:10:12.534724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931observed 978cc774f2c9b93183655d88375c31e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:12.515413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/manifest.jsonobserved 71daa4fdca35a4caccfc32f48f30105f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:12.498058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/publication.mdobserved 77dbfaf77b4a84cd81b47df995d53155...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:12.478474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/publication.txtobserved ffe6d82b35f9fa105c4c48aa11bea056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:12.608122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931observed 978cc774f2c9b93183655d88375c31e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:12.588476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/manifest.jsonobserved 71daa4fdca35a4caccfc32f48f30105f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:12.569135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/publication.mdobserved 77dbfaf77b4a84cd81b47df995d53155...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:12.550507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077931/publication.txtobserved ffe6d82b35f9fa105c4c48aa11bea056...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. |
|---|