OT-2026-000072890
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000072890) never changes.
Identity and time
| Publication number | OT-2026-000072890 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-7630-b7bd-2dca3b1ef5e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 498ed10336b3dc07e56cc31451828f9339a0bd49ee84dc5f1c90bbd8608cfbf3 |
|---|---|
| Markdown | 1635dc4e53f6bfa4d833fc2e79441a6448a9f8f39a9a1ba35aee31d105d3984c |
| Publication page | 89fc178b0695676f9ab8010ad5f3d2d0c54bae9963bf3fc37c85e59671463ef3 |
| Manifest | 916e18a20269159dbce70ac44a2af1ee774a1ed025a54ed05c52eae6cd5b608c |
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 | +capEbWI3tTAMcbjB0PaPiulabGAKdwQzLAyo0zLq8VEjEycQsdtbvAhR7x29a/+khyb303/IHHmdn9nO5uoAw== |
| 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
| 2026-09-17T10:22:49.215720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072890observed 89fc178b0695676f9ab8010ad5f3d2d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:49.199156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072890/manifest.jsonobserved 916e18a20269159dbce70ac44a2af1ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:49.181395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072890/publication.mdobserved 1635dc4e53f6bfa4d833fc2e79441a64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:49.165196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072890/publication.txtobserved 498ed10336b3dc07e56cc31451828f93...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. |
|---|