OT-2026-000037421
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037421) never changes.
Identity and time
| Publication number | OT-2026-000037421 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cd-757e-b0aa-cea6c3bb46c9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3883bc99a14efd324923777e18ec59d51aac77a8191376ce7166d18a8104c608 |
|---|---|
| Markdown | 3685106eaec93640ac2bfbd2d360f3639498ebc6edd09f76506bcf9d92036bcd |
| Publication page | 1c259523b39ed0f347395f4a0eb683cd8945b6f626aa72b5669ef5a398ce9646 |
| Manifest | bd081d8aaf69981864247f5e3aae5dd90e8061ec86152a6f2c0175c0e0f62703 |
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 | c2eLFIsiMaQew8F/Kcl/VoLWVtZrT1PH2Idz3NwwV01DE3q7+z41GiQXMRPe4ueJImIIm1JF6/u6FTSgIj24Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:23:51.228005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037421observed 1c259523b39ed0f347395f4a0eb683cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:51.209955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037421/manifest.jsonobserved bd081d8aaf69981864247f5e3aae5dd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:51.193431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037421/publication.mdobserved 3685106eaec93640ac2bfbd2d360f363...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:51.175914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037421/publication.txtobserved 3883bc99a14efd324923777e18ec59d5...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. |
|---|