OT-2026-000022443
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000022443) never changes.
Identity and time
| Publication number | OT-2026-000022443 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-7940-af7e-068100bbb379 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022443 |
| Status | PUBLIC |
Content hashes
| Canonical text | f73d4c9df9b52e4d41a4d6a459b1a5d1efdee69108fcceb08d158db7753608bf |
|---|---|
| Markdown | 3d32ad2a931cbc4b559cf41d71b8cf79913127ac55eeac3cbbb8746795215004 |
| Publication page | c40a0e3a3634238038f3f3385ea71db1871f8ddc39db40951d52127f1bb06de9 |
| Manifest | f2701c0d496b3b28580fac78d0df044e866496370232e69187dd8f41fc0a3bd7 |
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 | 0b+d8Bxt74cS1BmY/8A36jp2RjRi0hPeUlHH4lfWuJdrqBEs9GX7Jyjl9hQg+SCRynv/5SjUa+C5O4sooCUYCg== |
| 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
| 2026-09-17T11:53:50.279729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022443observed c40a0e3a3634238038f3f3385ea71db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:50.261597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022443/manifest.jsonobserved f2701c0d496b3b28580fac78d0df044e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:50.243807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022443/publication.mdobserved 3d32ad2a931cbc4b559cf41d71b8cf79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:50.223448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022443/publication.txtobserved f73d4c9df9b52e4d41a4d6a459b1a5d1...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. |
|---|