OT-2026-000073556
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000073556) never changes.
Identity and time
| Publication number | OT-2026-000073556 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb9-7f32-9bec-793fe3205603 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073556 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e3dbbf61439d195628d009d88e0314fee379fb3e8c45d2ac97754a296b821bf |
|---|---|
| Markdown | f5c81f2c8eb45fe9e40cd6bc039dd589466686647d54b3002d975bb2c4c29a3e |
| Publication page | 975efc2e2d5f7fe9bf14d687678644ecdbe194c34be5a3c50f9cd2d98df745d1 |
| Manifest | a9e0518e89338dceb87258be29df329beaf775f2b4e38a2e44089662914be01e |
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 | sfRJWergE1jUW+dFh6FKbl2HdDC41yuuwlkNe65j9nXLkaetOpoXUe8cAj1DwsLr9FdZbicrpO1kjz2jtv8uAw== |
| 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
| 2026-09-17T10:21:43.749789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073556observed 975efc2e2d5f7fe9bf14d687678644ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:43.731485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073556/manifest.jsonobserved a9e0518e89338dceb87258be29df329b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:43.711241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073556/publication.mdobserved f5c81f2c8eb45fe9e40cd6bc039dd589...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:43.695165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073556/publication.txtobserved 2e3dbbf61439d195628d009d88e0314f...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. |
|---|