OT-2026-000027921
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000027921) never changes.
Identity and time
| Publication number | OT-2026-000027921 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7aa1-81fb-5d20f5ec175c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 332ea8323d68a0102d0f27c49e05f2d3002e310b897dfe907ac4c7e883f51460 |
|---|---|
| Markdown | f2c122c6d7bbc3e278594f9853acfcee655cfc3e97dde5b58657eb06371fceb6 |
| Publication page | 2032a591dddae819c7deae83113c5a8d6ad7275a032bd12b1e6918301fd19923 |
| Manifest | 80077351620550873e84fbb16a90ac3ea72dfae24454b39cb329a446336ea082 |
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 | 7hk0goY81AR9dQyt22rxF4oPL2t//KBHbXXFb0PjK0mTCZ6z9Uk0UZmkxJl+iG8OjVCm0eNRGpIgar5HM4YQAQ== |
| 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
| 2026-09-17T11:42:05.934015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027921observed 2032a591dddae819c7deae83113c5a8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:05.916071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027921/manifest.jsonobserved 80077351620550873e84fbb16a90ac3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:05.899104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027921/publication.mdobserved f2c122c6d7bbc3e278594f9853acfcee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:05.880730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027921/publication.txtobserved 332ea8323d68a0102d0f27c49e05f2d3...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. |
|---|