OT-2026-000073554
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000073554) never changes.
Identity and time
| Publication number | OT-2026-000073554 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb9-715b-8653-02e2bc81a31c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25f62094d5d2f7dd095fc978f70e6afc7a26c06487d6e50d1fb0b110681db08f |
|---|---|
| Markdown | 60ddc86a4760dacc66fd0ec8215b78631c2cf856ae9de987d2d38fb91e651227 |
| Publication page | 7b0c13904182691615cdeda7ad409db04cef3e5c08f824b883c968bbbf7ffe53 |
| Manifest | 4357efaa7aba593017f2d8b5ff8ed1ef74b69ff572f4d52e1ce66bfbad837328 |
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 | UvB3zmr1Ro7T2+Wl5Re+ZLvlZU9iipU/nUiLVQ0C4aBxnDLbMZL/qUnkTmdXXVv8fIO/d5L9Cqu/YQnWRQh8CA== |
| 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
| 2026-10-10T04:23:06.928625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554observed 7b0c13904182691615cdeda7ad409db0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-10T04:23:06.909177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/manifest.jsonobserved 4357efaa7aba593017f2d8b5ff8ed1ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:06.893034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/publication.mdobserved 60ddc86a4760dacc66fd0ec8215b7863...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-10T04:23:06.873902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/publication.txtobserved 25f62094d5d2f7dd095fc978f70e6afc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:41:16.502703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554observed 7b0c13904182691615cdeda7ad409db0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:41:16.427322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/manifest.jsonobserved 4357efaa7aba593017f2d8b5ff8ed1ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:41:16.347187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/publication.mdobserved 60ddc86a4760dacc66fd0ec8215b7863...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:41:16.256227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073554/publication.txtobserved 25f62094d5d2f7dd095fc978f70e6afc...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 |
|---|