OT-2026-000053366
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000053366) never changes.
Identity and time
| Publication number | OT-2026-000053366 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-7b07-aba7-5a867d3cab4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053366 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8476006b2d5399a2f73ce3e96226373525981d230fbcf7a3518ece5d420cc72 |
|---|---|
| Markdown | 55835fc9ada261322a60ee1350f552be3229a3c81bd1e04891db495870ccea6b |
| Publication page | 8a619ac5c70068d255fd1cf461bb0f84c9dd94b8d349aefce727d883247b4aa0 |
| Manifest | 76ffecfcd90590e4452c0e7426b55b20fdc83f53d6c6b5133622d288552f6d29 |
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 | QuAu5ErABpEbEwPRGCtjtkLioh3wp9MtGwT6K6T4iv3ZEwcEK+1/jokPMdykVG6jJ0s8AOjYzmM7vG86Leh0CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:04.896625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053366observed 8a619ac5c70068d255fd1cf461bb0f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:04.877496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053366/manifest.jsonobserved 76ffecfcd90590e4452c0e7426b55b20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:04.858854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053366/publication.mdobserved 55835fc9ada261322a60ee1350f552be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:04.839298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053366/publication.txtobserved e8476006b2d5399a2f73ce3e96226373...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. |
|---|