OT-2026-000021723
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000021723) never changes.
Identity and time
| Publication number | OT-2026-000021723 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7a40-9adf-39d75d635fde · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80d221f324de3024e01477c27a8fb90ba77729d98e9bcf516baed7296fe1b6d6 |
|---|---|
| Markdown | 0a557b915cddab883852e571fa57b4d154181114d38f579807959e7dec8c9d9c |
| Publication page | f1ed3bde3069d6060717bdb3cb83ebb9262704f9674c22596f66e4891674325d |
| Manifest | d16e1f29cd0e520a971a30feb24d1fc31b3fd84bf48e0aecda86a52564622c56 |
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 | P8U+Oo6Et0JKnEuZekIeS3RFdq/34TkVQgp9GLzJIHEKRMg5j/1OEP75iynYMdHpcCJDZKoe11B8RSnGvRuODg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:05.945634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021723observed f1ed3bde3069d6060717bdb3cb83ebb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:05.930080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021723/manifest.jsonobserved d16e1f29cd0e520a971a30feb24d1fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.912889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021723/publication.mdobserved 0a557b915cddab883852e571fa57b4d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.895355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021723/publication.txtobserved 80d221f324de3024e01477c27a8fb90b...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. |
|---|