OT-2026-000020941
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000020941) never changes.
Identity and time
| Publication number | OT-2026-000020941 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-743d-bae5-6021548458c6 · 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-2026-000020941 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a4b0a6fa12f852abc58b1360d3c3cbfb8380b26754bba092bc3d0b210a3e2f7 |
|---|---|
| Markdown | f367aeba7d3f815ea4ded46b2a91353667d7e994ec50b7b600dd894a742de517 |
| Publication page | 71aa60ad0b2448d6b2a0c1b642b00a33feb31dc5d2988a11d94fe263e667137a |
| Manifest | 465cf70ae05c7388a89f9fd00c201c32284d14ea3c88e833e06aab2dd3f9d22b |
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 | GysWRKJh972gYTdCtthEE120nfPY5f2NExOc88pL8io9nb90mdfxjwWEj2narS3Yc/UWEHActuSnaBvrDXvkDA== |
| 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
| 2026-09-17T11:56:04.443959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020941observed 71aa60ad0b2448d6b2a0c1b642b00a33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:04.426732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020941/manifest.jsonobserved 465cf70ae05c7388a89f9fd00c201c32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:04.409127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020941/publication.mdobserved f367aeba7d3f815ea4ded46b2a913536...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:04.391006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020941/publication.txtobserved 3a4b0a6fa12f852abc58b1360d3c3cbf...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. |
|---|