OT-2026-000056162
Publication integrity record
Foam pad vacuum gripper, pump fed, 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-2026-000056162) never changes.
Identity and time
| Publication number | OT-2026-000056162 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-7cb0-935d-f1198863f597 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056162 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13627f49fd3b5bfb96bbe22341c7f3d2f234793f10cb2a5167a4c789f6317a7a |
|---|---|
| Markdown | 692cca2f1ba7588b68271fbbf205f94545b4eb0705a35b9bc20d19146f79cdd8 |
| Publication page | 7312333d3dad49ad73d462e16e983d2caffd1b97c8670485b151ed4816078b55 |
| Manifest | 1f17b73b368822cd45e51cf4f11187ec706a319bd81a0dbbe1024cbd9933f446 |
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 | F4+JwJXqkwsHzjOtKocFtZfQK17rEqf3AafhEWC9xxsdCMUZjoUOHlMRzE0OLhb7uIfIQMOY3jAFdqJ+9QvWCA== |
| 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
| 2026-09-17T10:51:43.191480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056162observed 7312333d3dad49ad73d462e16e983d2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:43.172408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056162/manifest.jsonobserved 1f17b73b368822cd45e51cf4f11187ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.153990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056162/publication.mdobserved 692cca2f1ba7588b68271fbbf205f945...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.135516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056162/publication.txtobserved 13627f49fd3b5bfb96bbe22341c7f3d2...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. |
|---|