OT-2026-000056841
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000056841) never changes.
Identity and time
| Publication number | OT-2026-000056841 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7a89-b0f8-2223d59f92c2 · 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-2026-000056841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 886ff690f5bb28ed8c852675b5cf573babb8e8f6ec0490e648e6da6f72af2c7b |
|---|---|
| Markdown | 0e4a3611dc24d27e6539308b680043e6598cb5613c35aae6497815870272c30b |
| Publication page | 3a0b2ab292d733c39752398f607531b8a3eb18af01250aaec71e8d4e4967d6e9 |
| Manifest | e13660ece68c0286d2690f21fc61d6a14863eb11522fb56d04b577a00ad075a0 |
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 | EgJyrz/81yEjvWvM7PLb+YzrvJcReC4fL0Jh6qAMN00xeaaCDGaWMujRpp9t4+sYgeCDYDlCk4bagZoXeoRfCA== |
| 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
| 2026-09-17T10:50:20.353048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056841observed 3a0b2ab292d733c39752398f607531b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:20.327553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056841/manifest.jsonobserved e13660ece68c0286d2690f21fc61d6a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.297678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056841/publication.mdobserved 0e4a3611dc24d27e6539308b680043e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.281134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056841/publication.txtobserved 886ff690f5bb28ed8c852675b5cf573b...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. |
|---|