OT-2026-000073699
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six 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-2026-000073699) never changes.
Identity and time
| Publication number | OT-2026-000073699 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8d-7767-aa9c-774b60863a06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073699 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffd980693f5480c1da6518dbcc654d4182c325e4968d301105049b71b330d81d |
|---|---|
| Markdown | bb5b5e4bc84bff80dff0f649989aa2404d534f6a765a73ec56fb829549406761 |
| Publication page | ba0d09b5bf4a4e86b9f10d5447514bd1f87fe113fa97b55ad85eaae850b289fd |
| Manifest | 4a9ac7d2ea52fb0c407313028e1ad1b73c02f330fa6d7a205bd3274da6335b6e |
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 | ytTTZKBLWueXGYAOOorlJSz9ZEdaR3fCLd5Z4VG7HtLTwpc0u0EtSPQfYrmQqLHeQkUjxtPq38bmc0jxJoKhCw== |
| 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
| 2026-09-17T10:19:45.893613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073699observed ba0d09b5bf4a4e86b9f10d5447514bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:45.875304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073699/manifest.jsonobserved 4a9ac7d2ea52fb0c407313028e1ad1b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:45.857902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073699/publication.mdobserved bb5b5e4bc84bff80dff0f649989aa240...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:45.838180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073699/publication.txtobserved ffd980693f5480c1da6518dbcc654d41...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. |
|---|