OT-2026-000015431
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000015431) never changes.
Identity and time
| Publication number | OT-2026-000015431 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7069-8c3e-a8ed457585b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 433a72589165a8133fd1369361821c4af9d0e21ac0492839fdca35a0fb7573c1 |
|---|---|
| Markdown | 5550efbabd9e1edb8ce5c4404615570547de1818e09bb12f6c9e3506db2b6f9a |
| Publication page | 949ffea8bc3c43dced28b40396d61490cf8b22acacd34ff941f79038ea348c64 |
| Manifest | 46db309028484254f9c2c360c9553ff6b4e045da0b19fddde5572d0dfb9fac06 |
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 | n8SyZvXGU/gk7m5S3AlH3REgB9OTTk2dEpCgLqnqnX2dZSBEs8NDg3SkjB2afuXRujoFeTQNViiUrw3bYhqTCg== |
| 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
| 2026-09-17T12:06:10.140525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015431observed 949ffea8bc3c43dced28b40396d61490...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:10.120667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015431/manifest.jsonobserved 46db309028484254f9c2c360c9553ff6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:10.100425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015431/publication.mdobserved 5550efbabd9e1edb8ce5c44046155705...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:10.080676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015431/publication.txtobserved 433a72589165a8133fd1369361821c4a...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. |
|---|