OT-2026-000020587
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000020587) never changes.
Identity and time
| Publication number | OT-2026-000020587 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7869-8698-52b2c192e5d9 · 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-2026-000020587 |
| Status | PUBLIC |
Content hashes
| Canonical text | 590fb29750b0ad29ed2cd7221ce61bc11906466caf50554b4ced430cd26c28b9 |
|---|---|
| Markdown | 10ac0245da3e362f06bf2d189677eb021a3a55899065e67dee7992fd78efe8a2 |
| Publication page | 2b7aede57ed77952fe2dc8aa4804d8ba5c21f9de724c4fe77d26ca6f8a162c2f |
| Manifest | 180f23db4cc7609e2311dafe93a9649312c74efd1fdf76f56b47fa48bb2c7e65 |
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 | B92Y5usYLQjO8rbgWe16bkSWN2lTFkzCR03Nn/bqhxwJGb3yiZsW0rUVDXoYM3Rgng6zo7Jn83Lfbg/XVumRBg== |
| 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
| 2026-09-17T12:00:43.333187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587observed 2b7aede57ed77952fe2dc8aa4804d8ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:43.316276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/manifest.jsonobserved 180f23db4cc7609e2311dafe93a96493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:43.299951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/publication.mdobserved 10ac0245da3e362f06bf2d189677eb02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:43.282734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/publication.txtobserved 590fb29750b0ad29ed2cd7221ce61bc1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.596843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587observed 2b7aede57ed77952fe2dc8aa4804d8ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.578775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/manifest.jsonobserved 180f23db4cc7609e2311dafe93a96493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.559563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/publication.mdobserved 10ac0245da3e362f06bf2d189677eb02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:37.540923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020587/publication.txtobserved 590fb29750b0ad29ed2cd7221ce61bc1...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. |
|---|