OT-2026-000021767
Publication integrity record
Two cup vacuum gripper, two 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-2026-000021767) never changes.
Identity and time
| Publication number | OT-2026-000021767 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7efa-99b4-68542b45997b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021767 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6dd93138d43df4a1b5a9f1509e3bab6510f690e3fafa4b9d7ee851e743f5e545 |
|---|---|
| Markdown | 3edc3d7df19286bf2ef9a908fdfc3e18aaeaf046b830abf7df8131220492b76f |
| Publication page | c09e3ebe84b459f50d3590055e7ca0511c5724f9811186306cc8206e6cc96079 |
| Manifest | 9101771ce85701960db91084e9d7c5edf35a488f32c260884b98e522100a8f3b |
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 | Qrb+/Z0hpb8xPzOdNR5jntMxbC1SHs591o/13DcZKxUxR/8VWxGB852WXLgvDMuUa/6xUBrtbMUZvdz8OHIICw== |
| 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
| 2026-09-17T11:54:18.737418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021767observed c09e3ebe84b459f50d3590055e7ca051...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:18.711903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021767/manifest.jsonobserved 9101771ce85701960db91084e9d7c5ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.692577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021767/publication.mdobserved 3edc3d7df19286bf2ef9a908fdfc3e18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.673861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021767/publication.txtobserved 6dd93138d43df4a1b5a9f1509e3bab65...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. |
|---|