OT-2026-000056051
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000056051) never changes.
Identity and time
| Publication number | OT-2026-000056051 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7170-b7ad-ec75a3f96f84 · 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-2026-000056051 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e8b2ad55652e1f52e263917a8537bb3831b10bfcfaad011d7c8a85b92624681 |
|---|---|
| Markdown | 475778505dff29f23c0d8b511e3a271e7850b9196b3ef80ac8331b2f64ecb676 |
| Publication page | 0816791b74860f1236c9ae0570ad23535f5d5f5d0cc6cee88d92ed85ed4ab28b |
| Manifest | 2228b81b66ef5f705bdcfce288772b17e55c5f7839d151d3d41ca76ca20a03b6 |
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 | 44wOB7MaJ8j3zRitiAaLuiObCrUcpmM/uqN7r8uAjWOkXogqB+YoLnC47Jvy6EhjrOrQLCbMniGeWhljb6X/Ag== |
| 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
| 2026-09-17T10:51:35.074155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056051observed 0816791b74860f1236c9ae0570ad2353...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:35.055804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056051/manifest.jsonobserved 2228b81b66ef5f705bdcfce288772b17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:35.037784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056051/publication.mdobserved 475778505dff29f23c0d8b511e3a271e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:35.021017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056051/publication.txtobserved 1e8b2ad55652e1f52e263917a8537bb3...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. |
|---|