OT-2026-000021423
Publication integrity record
Four bellows 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-2026-000021423) never changes.
Identity and time
| Publication number | OT-2026-000021423 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7bde-9d19-8ba790fd658a · 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-2026-000021423 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9edd089573fc1e5197416ed5ca4d72786cd64b900e9b43bd313cb872e425f9e9 |
|---|---|
| Markdown | 59d6737c5d0efe96b5a276e819c584595d31e37a725ad983ddf7cc18a226ed7b |
| Publication page | 423bf02da3a9a87844c4fe89550cc6ebbd5c5fd22ecc0c54a101109f7701c33a |
| Manifest | cb4a97950cc98d984ee9d45d45357b5e13a7ddbbabd3da98b8f2e1d3aafe3920 |
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 | of7tq2zMQvPqZFobor668sRTOTNlMrUkPnRIfwpdIoUbPpXLRZ8CRd5CG6MNQFkUUHYcagMcmZUnFwPYaxQHAg== |
| 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
| 2026-09-17T11:55:19.471918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021423observed 423bf02da3a9a87844c4fe89550cc6eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:19.451694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021423/manifest.jsonobserved cb4a97950cc98d984ee9d45d45357b5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:19.430781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021423/publication.mdobserved 59d6737c5d0efe96b5a276e819c58459...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:19.411171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021423/publication.txtobserved 9edd089573fc1e5197416ed5ca4d7278...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. |
|---|