OT-2026-000013456
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000013456) never changes.
Identity and time
| Publication number | OT-2026-000013456 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7a31-a89f-6b64b8a70abe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013456 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58b9ce454283b56d61579110a859a40aa1d6fa2a2793a2a6e9874fb6a38de72a |
|---|---|
| Markdown | 48ab070687bf9e36c1503ea63785ca5930c5327f6c403b35046267dc5a7f38de |
| Publication page | b4a644a31b2c9e329dba7acea61daa991cd1f011eee109e503b7ccb87bf36357 |
| Manifest | 8f04985c7ec528cd13edabcc24c85b6678622629bd1fcc101d3cd5b87599a739 |
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 | t3LkujUxqsWAsto5mLzHdQE7y5Ba1Q41ztvGPKKLaie7ekCVQXQrjBgS2FvnySqv/jCOIqvp+vRRc5cYjtryAw== |
| 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
| 2026-09-17T12:09:57.041103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013456observed b4a644a31b2c9e329dba7acea61daa99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:57.020871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013456/manifest.jsonobserved 8f04985c7ec528cd13edabcc24c85b66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:57.000461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013456/publication.mdobserved 48ab070687bf9e36c1503ea63785ca59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.981040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013456/publication.txtobserved 58b9ce454283b56d61579110a859a40a...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. |
|---|