OT-2026-000019257
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019257) never changes.
Identity and time
| Publication number | OT-2026-000019257 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7856-9149-33c6c54e346f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019257 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a29c582ef32ecb6a00fb742a64b931e2251788fbbdf4a83b6f41643463e079f |
|---|---|
| Markdown | ab42109b204b3f12c5b11fb95eb2c54cfdb70b2545481e32ce042cf17e96a974 |
| Publication page | a7f8a56e0b1edd2293518aa2fd301332c928b5fbd39134be085cc6a103d65a6d |
| Manifest | acdd4e29914e0310b23051637fcbb833b856fd844b29b26f39b996825b56b141 |
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 | SD4yT0N3fGwnTqmP4KC1u6Wvm6Fvb+tQo48+SXu+H2qOGtCMBMFRVggF6LLy5baVGaSBWKcsG9rm/4xqu295Cw== |
| 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
| 2026-09-17T11:58:36.067859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019257observed a7f8a56e0b1edd2293518aa2fd301332...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:36.050007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019257/manifest.jsonobserved acdd4e29914e0310b23051637fcbb833...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.031589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019257/publication.mdobserved ab42109b204b3f12c5b11fb95eb2c54c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:36.013416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019257/publication.txtobserved 7a29c582ef32ecb6a00fb742a64b931e...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. |
|---|