OT-2026-000056843
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000056843) never changes.
Identity and time
| Publication number | OT-2026-000056843 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-722f-ad24-5cac5d82efda · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056843 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e63cf51a8649d3259742a02d8d7961cfd0188efbc71c1d2694336c4f467b6c0 |
|---|---|
| Markdown | 6422529e91adbd8a6b3918b96ae2211aa725eec4eba36009c8e400c52a2d6869 |
| Publication page | da86b71b8d3210607be76ce79ab76747cf0b1122c0135e2fd304a58b92a12f7d |
| Manifest | 85550f84ad1f5d45f2af8fed2f7f53ed57240a2c48e3e2c4b94aad573ac5b9f9 |
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 | u+aS4CpcmnwQcCFE3XdoB3z4qrLxh7le7KhTXBYc79xEelwNUTGJ0ZeM81LizgFhVyj7ODPIQ8Q4jgjDOyjjDg== |
| 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
| 2026-09-17T10:50:20.506838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056843observed da86b71b8d3210607be76ce79ab76747...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:20.488942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056843/manifest.jsonobserved 85550f84ad1f5d45f2af8fed2f7f53ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.470663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056843/publication.mdobserved 6422529e91adbd8a6b3918b96ae2211a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.451911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056843/publication.txtobserved 0e63cf51a8649d3259742a02d8d7961c...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. |
|---|