OT-2026-000056491
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two 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-2026-000056491) never changes.
Identity and time
| Publication number | OT-2026-000056491 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af4-7925-bf49-7a19c1e3fe7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056491 |
| Status | PUBLIC |
Content hashes
| Canonical text | db50065e64ba277597d7ef797db92d1621da78e64e10d7d036abb237ef9813fa |
|---|---|
| Markdown | 88f5c5ede57fdf9dabbc8f2ce614a91b3ac1ec5342fdb23bb6a315d54dbfb166 |
| Publication page | 0c6b410cb0e353aafb1c4c7a2e5445dc11d0e6548e117a425f66ecb94ea34bb8 |
| Manifest | 3a044020e341fc15889e2e490617de14e5cbd305c7c9bdad27d7440b89d4a23d |
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 | WodGju1p5o6KbdZxzhVDKz5G05vVGPgXRDGN1/rVp536ANE2hmoegyHH1rbEpilu+7q3Fnkb+dYzaqbL+A80Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:48.436986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056491observed 0c6b410cb0e353aafb1c4c7a2e5445dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:48.419286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056491/manifest.jsonobserved 3a044020e341fc15889e2e490617de14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:48.402589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056491/publication.mdobserved 88f5c5ede57fdf9dabbc8f2ce614a91b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:48.385872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056491/publication.txtobserved db50065e64ba277597d7ef797db92d16...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. |
|---|