OT-2026-000053639
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, supply line 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-2026-000053639) never changes.
Identity and time
| Publication number | OT-2026-000053639 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7f88-bb57-e934bba38798 · 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-2026-000053639 |
| Status | PUBLIC |
Content hashes
| Canonical text | a20685b97c2f3e3a53e680b9323d1fd2f8131f2b6ccaf172eb758b0a78256d25 |
|---|---|
| Markdown | 78dc84411a351da670c8592b28d1d538442793987f99402c6c2fa342e099ae60 |
| Publication page | 79e5c7decf62173dbf2570649067d2d02943178c021c32aea2cbdb77b1865381 |
| Manifest | d65f6cc2331df80228915c275b9bd84128f7bf2d4326eb8282982f354e7bb04a |
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 | C6dz1clbDOaB2REiXoAvuuVujO5dQH8hgT8STjEnDt2K37vK3wNlb+9PGoFrQ3h9hnpClMvuXrxkkt9YgJxeDw== |
| 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
| 2026-09-17T10:55:31.374107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053639observed 79e5c7decf62173dbf2570649067d2d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:31.357001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053639/manifest.jsonobserved d65f6cc2331df80228915c275b9bd841...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.337803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053639/publication.mdobserved 78dc84411a351da670c8592b28d1d538...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:31.319663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053639/publication.txtobserved a20685b97c2f3e3a53e680b9323d1fd2...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. |
|---|