OT-2026-000072881
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000072881) never changes.
Identity and time
| Publication number | OT-2026-000072881 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-74fd-b866-f8d017611f05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072881 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2ccadd6a96f4e8cf7b2ef820c1e6c79a81ec5b84d6ce2100728aca2330bdb1b |
|---|---|
| Markdown | 7b23d35769a7032b912b9b71251f958f19dfce1d5b505e5b7831b89fcc38d02e |
| Publication page | b5ea9f4e7eb12c169276cb47889b7882840c96f8a72bbc85985041fdc14c1e6f |
| Manifest | 550ca53ff3128258bb10e4855c88534cdc059854215590331e16fd72d7bb1e06 |
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 | F0Lk7aHy8RbcSnZoLDHrb7cQJyCWjAVSls+Y352OQnAe33j6WDH1Lb6JbGlejiGo8sTCYffHz0c3o2eXsmr/Dw== |
| 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
| 2026-09-17T10:22:48.565103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072881observed b5ea9f4e7eb12c169276cb47889b7882...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:48.548508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072881/manifest.jsonobserved 550ca53ff3128258bb10e4855c88534c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.530856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072881/publication.mdobserved 7b23d35769a7032b912b9b71251f958f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.514103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072881/publication.txtobserved b2ccadd6a96f4e8cf7b2ef820c1e6c79...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. |
|---|