OT-2026-000073991
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000073991) never changes.
Identity and time
| Publication number | OT-2026-000073991 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7717-9d47-572bd95365cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cbb45d95cb7139b49304f6c7ca51ad1ffa8de9f9a0efb001a2d67959b8e7cb2 |
|---|---|
| Markdown | b98ebb4ed7c699638ef9257722595c768c676f70c22c853d55c78d95771f1c09 |
| Publication page | d43432ec90b4fbd62bb1414a553b07837964ee1b1bde7916d27caf43f992cc2d |
| Manifest | 3e80858fcffe5e23c5490d2f6a86b3fff6945b7a69d1c138f4635aa88c0c900f |
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 | O2Sl0+qH0aO7edlJ8vHXm0gSSutdz0yuubUrt0E7aEMAXYP3/GYqCj/RGw1VQMicLjQ1FJEIXcTY25T1WRcuDQ== |
| 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
| 2026-09-17T10:20:17.242524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073991observed d43432ec90b4fbd62bb1414a553b0783...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:17.221663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073991/manifest.jsonobserved 3e80858fcffe5e23c5490d2f6a86b3ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:17.203486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073991/publication.mdobserved b98ebb4ed7c699638ef9257722595c76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:17.183487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073991/publication.txtobserved 8cbb45d95cb7139b49304f6c7ca51ad1...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. |
|---|