OT-2026-000083808
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000083808) never changes.
Identity and time
| Publication number | OT-2026-000083808 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0417-7195-a951-e3d31b6df532 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083808 |
| Status | PUBLIC |
Content hashes
| Canonical text | e18d8f5ba28f57d6f4d99bfe582ce5e117f4b375ff6fad5a0505faecd1158222 |
|---|---|
| Markdown | 3b8eefd59d018b96febf564f69393b028d79b5b348f55aed13f146574bfa7333 |
| Publication page | 455c62a0371f199a18b1aa17f276acf0b4e6357e9c09615dd575166b88baa9e0 |
| Manifest | eab4377037ecb5be10ed0c2d39ac904d4ca06b63590126d3e0f474141accbf3c |
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 | xwGrwazZb3isJ9cSuTE0w+F1J5GlMJsHdOvsEYFZBrGcRIUUQiXdgHcfU0Y7fiDUxYUCTapOzLcTtIVOoT6DDA== |
| 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
| 2026-10-16T16:41:05.811991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808observed 455c62a0371f199a18b1aa17f276acf0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T16:41:05.718016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/manifest.jsonobserved eab4377037ecb5be10ed0c2d39ac904d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:05.499478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/publication.mdobserved 3b8eefd59d018b96febf564f69393b02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T16:41:05.342213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/publication.txtobserved e18d8f5ba28f57d6f4d99bfe582ce5e1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:40.123447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808observed 455c62a0371f199a18b1aa17f276acf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:40.098370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/manifest.jsonobserved eab4377037ecb5be10ed0c2d39ac904d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:40.079397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/publication.mdobserved 3b8eefd59d018b96febf564f69393b02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:23:40.051092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083808/publication.txtobserved e18d8f5ba28f57d6f4d99bfe582ce5e1...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
| 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 |
|---|