OT-2026-000021535
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off before set-down
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-2026-000021535) never changes.
Identity and time
| Publication number | OT-2026-000021535 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7803-a088-f343d94a7584 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021535 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0f542db76975196f15c1969571849265956b8e25ac3fedb708139d7efdd0fc7 |
|---|---|
| Markdown | 048f84f8db6a46227ed0b5d4f2dcb5da7d811b8da442ac864f91ba74d8c2aadb |
| Publication page | ecac8eda81bed3d6d06e2823c93d78f46cc86e5f580f6b9139059b367112e87e |
| Manifest | 97014066324f3244d2f6bf81a9eedf3420961ce8139d2ce4949d41347d859aff |
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 | NP09h4or66lyH3vt6R9Tt26oyy2BbBybbHl68hOzm4Ez5n7yF5q/673gcyVHuZd/I7fZuxt2Zd3bws9z0la0Dg== |
| 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
| 2026-09-17T11:55:27.338147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021535observed ecac8eda81bed3d6d06e2823c93d78f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:27.319372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021535/manifest.jsonobserved 97014066324f3244d2f6bf81a9eedf34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.299851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021535/publication.mdobserved 048f84f8db6a46227ed0b5d4f2dcb5da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.282090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021535/publication.txtobserved b0f542db76975196f15c196957184926...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. |
|---|