OT-2026-000072980
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000072980) never changes.
Identity and time
| Publication number | OT-2026-000072980 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-7478-9402-722968e9e079 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 992208cf9cd9247302f168bc0677d33a7f36175dfc3e4f646fa795c0f111578b |
|---|---|
| Markdown | ca73ac7667d7990489b75a28a6c996c5d96b407e08835b1dbfade99625f30cbd |
| Publication page | 3ceafc5213af4bfe646c5fc8eb615a9344942405e86247638e32e94a1106c945 |
| Manifest | ace687a5f877ffe64f058cbb1e5aeae6de928d73ede8db88fe3ce088abae1791 |
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 | U2V2oasuy8UrvaaicdmCY/CogOXK6rvu6yQQFFhbIhktaN6QNJOgwMFUP7JBl2oCXlBZMEJJK3/OOk6eFdPDBA== |
| 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
| 2026-09-17T10:21:54.585037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072980observed 3ceafc5213af4bfe646c5fc8eb615a93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:54.569698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072980/manifest.jsonobserved ace687a5f877ffe64f058cbb1e5aeae6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.551417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072980/publication.mdobserved ca73ac7667d7990489b75a28a6c996c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:54.533606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072980/publication.txtobserved 992208cf9cd9247302f168bc0677d33a...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. |
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