OT-2026-000072290
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072290) never changes.
Identity and time
| Publication number | OT-2026-000072290 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-74c3-99fd-84a1f586b24f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072290 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f3561e1c88707803f4a5591e51b4c82b5f26b6c897146c857b99a9a992a59b6 |
|---|---|
| Markdown | aed085be0a7f1cebc29921bd28d77afd55d52395ce4dbdd8c8a306a75b1514d5 |
| Publication page | 53451ba4d633843e6aad8ffa176eb2834be73f2326d569a57396388f556e609e |
| Manifest | e78b5d792be63e71ac9b4728b4765298220d25f5ce647915c6bdb20cd3215123 |
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 | WcIMqNU1wnASJjD0FoxvLI8z45We0KzUqATSTstMJ6OwG1tu9YOL2KeZ5nDUDgvM37Pg3RLdQ1p5JMkyAgQICw== |
| 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
| 2026-09-17T10:23:24.417261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072290observed 53451ba4d633843e6aad8ffa176eb283...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:24.399904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072290/manifest.jsonobserved e78b5d792be63e71ac9b4728b4765298...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:24.382645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072290/publication.mdobserved aed085be0a7f1cebc29921bd28d77afd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:24.367256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072290/publication.txtobserved 0f3561e1c88707803f4a5591e51b4c82...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. |
|---|