OT-2026-000022687
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000022687) never changes.
Identity and time
| Publication number | OT-2026-000022687 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-70c8-8b43-8fcdfeaa64e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022687 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9a89fb85b07f5d63caa1bbb39caa9f84c3bfa2f3b8961c71a5f2bdf2c7ccf01 |
|---|---|
| Markdown | 7d547ead40a44a3bd65478f975bbb67ca8851bb29b407ecd53415f1c8a9ceac9 |
| Publication page | 2af6f5452da42ab0782834f1e5ac5395960e165ed2143e4f93960e5b782af15d |
| Manifest | c88537a79728bec5184e446789d28b82b44d86f8915aab74fd5739b191924d01 |
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 | yVM1cTPkmNxN/XseT/twlxaDNHtDBtqwYSX4sy+e2r0DzbkUvMvG5gKVKzQVbat4jUQwPUQDnBAabkH2hF+DCw== |
| 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
| 2026-09-17T11:52:04.633570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022687observed 2af6f5452da42ab0782834f1e5ac5395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:04.617247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022687/manifest.jsonobserved c88537a79728bec5184e446789d28b82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:04.600958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022687/publication.mdobserved 7d547ead40a44a3bd65478f975bbb67c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:04.583025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022687/publication.txtobserved d9a89fb85b07f5d63caa1bbb39caa9f8...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. |
|---|