OT-2026-000020205
Publication integrity record
Three cup vacuum gripper, three outlet manifold, 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-2026-000020205) never changes.
Identity and time
| Publication number | OT-2026-000020205 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-74d4-9ac1-4fd8c9a33c25 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020205 |
| Status | PUBLIC |
Content hashes
| Canonical text | c007c3f1f8a9084064f3e91ccb0c8fbcce1b36744fb069331d0e4f189b2b41d0 |
|---|---|
| Markdown | 869497aa44aaee6417b817bd53e0c0e8a4fcc27f11523ecbcca478c428c6908a |
| Publication page | db1d6a9ad08ea194b94cf0b1b6d6979bde769a5d7b5f12162d5929946431eb30 |
| Manifest | 8a272bc81f28307bd39aac085870e6c018498d70bbeeee5e4d8579d9db54c58d |
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 | j26PFhsTDMN4SqvO/+ICe7/3f+g+MhVEpVuyHXS/4sWJa30dNaSUJKkDMP7h9W1k7d+PoBbe46Yl34gSnvq+DA== |
| 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
| 2026-09-17T11:56:32.391433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020205observed db1d6a9ad08ea194b94cf0b1b6d6979b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.374900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020205/manifest.jsonobserved 8a272bc81f28307bd39aac085870e6c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.358039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020205/publication.mdobserved 869497aa44aaee6417b817bd53e0c0e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.339080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020205/publication.txtobserved c007c3f1f8a9084064f3e91ccb0c8fbc...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. |
|---|