OT-2026-000056619
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, single 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-2026-000056619) never changes.
Identity and time
| Publication number | OT-2026-000056619 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7348-ad0e-13b6b1c28915 · 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-2026-000056619 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5cf693c487348e2dfd17797430ce545baf01584c9d700ab649a8fc2c6e2c352 |
|---|---|
| Markdown | 0621c847f2406a00423557aeeb1b80979f91687bef37c72735b2a8a303ba86c0 |
| Publication page | 0fc48c4f4bdc295ca25042b6fb52ba32bb39bcf4db2efe29bed23744e7a90dc0 |
| Manifest | b00d2107534ad51dd6b68aa1c1aba8eb67ebdc6a6ac42c6a5af5a46b7fdaf987 |
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 | lh1Xk4UxZ96KgFn9EIDjM35Xg4U/4lKTOOxYEA/+LWC5jrPhDvzC5QHK6UAqKZedK3BfHpwKWdKh8nLWEMTGDw== |
| 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
| 2026-09-17T10:49:58.452734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056619observed 0fc48c4f4bdc295ca25042b6fb52ba32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:58.435471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056619/manifest.jsonobserved b00d2107534ad51dd6b68aa1c1aba8eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:58.418734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056619/publication.mdobserved 0621c847f2406a00423557aeeb1b8097...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:58.399845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056619/publication.txtobserved d5cf693c487348e2dfd17797430ce545...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. |
|---|