OT-2026-000013903
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000013903) never changes.
Identity and time
| Publication number | OT-2026-000013903 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-729a-9d79-a7f20ede4e94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013903 |
| Status | PUBLIC |
Content hashes
| Canonical text | 803b2690a776e88642c890e46f38279fbf30bb2a07486f38f01a0c74e10b85d2 |
|---|---|
| Markdown | 9097f430cfebe2ecb34ee5e528c4d1795f7f5269db669754df4de867c9c75dde |
| Publication page | 531025ac60128af4575e3acb5a5b91d5c3654fa396f0b47b19f1b57035538fad |
| Manifest | ef03cae5f4fdb7772f44c8a105cf90b415a52d10055141f64f3fa828c9c31d6c |
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 | qBCrRaqCxgHyaaHcmiHCXxnH2yC1bd78N3NBqGyexiMLatQje0oCTf54ay2Gmfpof26pB/+EE/N7Fl1JGKI3Dw== |
| 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
| 2026-09-17T12:09:01.821097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013903observed 531025ac60128af4575e3acb5a5b91d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:01.803746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013903/manifest.jsonobserved ef03cae5f4fdb7772f44c8a105cf90b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:01.784454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013903/publication.mdobserved 9097f430cfebe2ecb34ee5e528c4d179...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:01.764610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013903/publication.txtobserved 803b2690a776e88642c890e46f38279f...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. |
|---|