OT-2026-000020779
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single 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-2026-000020779) never changes.
Identity and time
| Publication number | OT-2026-000020779 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7e93-883b-0066148c4655 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020779 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88b0cbc25582858e3f24fa964076b50ed4117d4bb307815d852ab51a6303ee94 |
|---|---|
| Markdown | 6a911020b921df93697ec9709c3fe97f748db64a71085d0055837e4b4512ac79 |
| Publication page | fbd759b2af78ea54ddb3f3d8b4a4f528b70e5343db9659c134f67592db1d3966 |
| Manifest | 410d61e5b2a38067c8a9fa352833942e0796d483a119da7b684127f2dc007646 |
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 | +P3/OAR7oPvwtLgvO1pcMcJndBK/SnTbVmzN8IL3JcnUzpFtslRBu/nvFCYe/zrL5AMDngk4BYOZ0tq8gUKGDg== |
| 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
| 2026-09-17T11:55:51.457142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020779observed fbd759b2af78ea54ddb3f3d8b4a4f528...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:51.437994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020779/manifest.jsonobserved 410d61e5b2a38067c8a9fa352833942e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.418220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020779/publication.mdobserved 6a911020b921df93697ec9709c3fe97f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.399632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020779/publication.txtobserved 88b0cbc25582858e3f24fa964076b50e...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. |
|---|