OT-2026-000021547
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-2026-000021547) never changes.
Identity and time
| Publication number | OT-2026-000021547 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-75ae-b8f7-9fea06140ef7 · 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-2026-000021547 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33dc7cb6ef76fb49336338066a3a60d7963107adbbe546ff51cac20e83343475 |
|---|---|
| Markdown | bc13db000a228a40ec56b7d7a0300153767e9459bad56edce91ee9a3ea953d5b |
| Publication page | 0e74cf8cc797f1d52fd17a3733d4c179128fc50c3775b5afe9f58c41d0f2f182 |
| Manifest | d2e33ea2b34d4154d87d4ed6204ca26daf728a519373c1e2a608ede017fb5c48 |
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 | PAjRuzkcMAMDTf9DQV9rjh+mjURgq4csJKm5E+iKMRPrv+RxupgZ9lxnBJFLdhoL0IqjAPysspAb+oaKlN49Dg== |
| 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
| 2026-09-17T11:55:28.134413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021547observed 0e74cf8cc797f1d52fd17a3733d4c179...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:28.117408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021547/manifest.jsonobserved d2e33ea2b34d4154d87d4ed6204ca26d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.097040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021547/publication.mdobserved bc13db000a228a40ec56b7d7a0300153...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.078636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021547/publication.txtobserved 33dc7cb6ef76fb49336338066a3a60d7...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. |
|---|