OT-2026-000029815
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000029815) never changes.
Identity and time
| Publication number | OT-2026-000029815 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e25-7dc3-9fb0-c86282caa3b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029815 |
| Status | PUBLIC |
Content hashes
| Canonical text | e5a73a154d84d450a5240714fb7caa4696f5d3248f6a80fe0029aa9ed078bf23 |
|---|---|
| Markdown | bddc0a65efb690ff70f7e9d5fde46b0bc43654235d805232a2cda861a260585f |
| Publication page | 5c618a1c22c3962d3e88cfbe9dc36f51233a8a5f502de8ccb95083829a7612a6 |
| Manifest | 11378093ac05b297e29f1f3f7b0fc0ae7efba4eda8dc139523be8336491af65e |
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 | a/bG0K44G+sjc3uFXSd9oLcuv+CA+naB1DcUUja0uRo/cwUehg6rElJriKgF/aUldT/ihj7/F9aDspSpBQ3SDA== |
| 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
| 2026-09-17T11:39:35.302212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029815observed 5c618a1c22c3962d3e88cfbe9dc36f51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:35.283882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029815/manifest.jsonobserved 11378093ac05b297e29f1f3f7b0fc0ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.266310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029815/publication.mdobserved bddc0a65efb690ff70f7e9d5fde46b0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:35.247676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029815/publication.txtobserved e5a73a154d84d450a5240714fb7caa46...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. |
|---|