OT-2026-000056023
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000056023) never changes.
Identity and time
| Publication number | OT-2026-000056023 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-7a2f-a010-748bf781c3f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056023 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1de8951edbd13c270c4423727b5408086544aa0451969485941b57a1600bf0c0 |
|---|---|
| Markdown | fa4b0b9e46835c8949371645b654f6979dce47cf83cd7d27d9eb6e2f831fb993 |
| Publication page | 99fcffb3956bcd616876fbbcf3213c56d850af179b7cbc7dc6e751171f4b3dcb |
| Manifest | de8e7cce86f8268f2b72a8af6bef45bb428cc141b0ea96ad12118804c50be786 |
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 | f5+uuvChT9Z82wFYoac57/oMW8BD34orZS5J1CpTxCoJeQEbWOTfZbfZHluaF9uEdeUKDmOOHprKInfWL/kzAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:33.107426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056023observed 99fcffb3956bcd616876fbbcf3213c56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:33.088945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056023/manifest.jsonobserved de8e7cce86f8268f2b72a8af6bef45bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.071819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056023/publication.mdobserved fa4b0b9e46835c8949371645b654f697...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.055244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056023/publication.txtobserved 1de8951edbd13c270c4423727b540808...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. |
|---|