OT-2026-000020812
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000020812) never changes.
Identity and time
| Publication number | OT-2026-000020812 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-75e6-adf8-24494b559d9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020812 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3448fe219710ed655001c67b80212898cc973020c3d45ddbfeb099cb9bb512d |
|---|---|
| Markdown | 2176fe8c7ffe903c79ba98cbe3762640ce8bb3c6c0271386cdea96f5c3ff455c |
| Publication page | 09cbedec3784538cbb74f35ea7550a41ce1e1c42558e0ae2c7d416f1e2927b83 |
| Manifest | 3cc9c78b185484d001c0959cffe3694cbdd811e44a6729d0245088a8ab376831 |
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 | AV3rF3lrIVkW5Bfgm5j1Fi5YGYCMe+X3vSi1DIeC6ZmT56c9m1w6gVTDwCA057BkTTSYMfsEdgLZ6XvN4ke7BQ== |
| 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
| 2026-09-17T11:55:54.018202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020812observed 09cbedec3784538cbb74f35ea7550a41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:54.001426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020812/manifest.jsonobserved 3cc9c78b185484d001c0959cffe3694c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.984387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020812/publication.mdobserved 2176fe8c7ffe903c79ba98cbe3762640...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.963932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020812/publication.txtobserved b3448fe219710ed655001c67b8021289...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. |
|---|