OT-2026-000074741
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000074741) never changes.
Identity and time
| Publication number | OT-2026-000074741 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2b-78fb-b415-6bd7dc0ff158 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074741 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0113a03071620b5b8b213dba8a125eb8619875e63f6d2e1c36f5f5e550d363df |
|---|---|
| Markdown | bd9ced6060bd526f8e718a888015be77229c9b7510ee18e5c141f01e2571f86e |
| Publication page | 8945d6d82c7a59a16bddae4c7bf14d7b83af35b014571cf3d390961295c2883b |
| Manifest | 50307da80ef10ee303f06b7240f1ce904c64d6045adaffef81391f6429ae5ec0 |
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 | 2dzgtI6fzZyhKlkMCF2zpNhWJkPxlz8aShaEt8iUrs2DJJAG7E7xSMhj5L5nFuvGq6BNTpVNRRDayglg5l1BCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:20.689528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074741observed 8945d6d82c7a59a16bddae4c7bf14d7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:20.671334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074741/manifest.jsonobserved 50307da80ef10ee303f06b7240f1ce90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:20.652576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074741/publication.mdobserved bd9ced6060bd526f8e718a888015be77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:20.634417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074741/publication.txtobserved 0113a03071620b5b8b213dba8a125eb8...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. |
|---|