OT-2026-000026921
Publication integrity record
Single cup vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000026921) never changes.
Identity and time
| Publication number | OT-2026-000026921 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3452-7595-aa44-68e66844d5bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58ce64b1641cafc4c1e9f03d97fcac5686a31205e6d3044acfc006734b3c066b |
|---|---|
| Markdown | cd64aad208a8f1ce2e60be793978efa2b274390df7ff1dbd428b81bf88cbf896 |
| Publication page | b8bc6e876119f929de88ac0b8fe7a407dbce9c1ebe6021349a287c9c225f8c46 |
| Manifest | e09c7aa90793efa38b5a3cbfd8342c57ee6fe3583aa4185e0661dabc7bef66c1 |
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 | 5OIZ2raTI1X+alFH+2xvr91VKpXn8T6sgdyIIWWfuZsw55lwKPWfqHp0Cv7HLliQGX28qzdCfRBKLXRd9bl0AQ== |
| 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
| 2026-09-17T11:43:32.181359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026921observed b8bc6e876119f929de88ac0b8fe7a407...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:32.162422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026921/manifest.jsonobserved e09c7aa90793efa38b5a3cbfd8342c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:32.122479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026921/publication.mdobserved cd64aad208a8f1ce2e60be793978efa2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:32.092499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026921/publication.txtobserved 58ce64b1641cafc4c1e9f03d97fcac56...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. |
|---|