OT-2026-000021045
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000021045) never changes.
Identity and time
| Publication number | OT-2026-000021045 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-7196-85a8-7e9bcf0a2a1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021045 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8aae3865c313ab21b34f148abe6b44a5341416636fe7e96e127dd8a1dcbea2f |
|---|---|
| Markdown | 0273a11d975140ec71517baf329110b627438da3feed89b39cbcb8d418994245 |
| Publication page | 6ba8d962c3d47ca411ffe9e8e1f7eeb15148a40c5c5db02e30440964d7c9bdd0 |
| Manifest | b5575da53a6c43d257f248718965928af3ed0271a7d64c61b297752f9a37d4ca |
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 | w37uAyIOkTeBdTOsScIIjDscLX/L548cPrpV4CBzH2CA287NdPDBry1wHuyhOcQAUXNEKlQGnwPXTrSyJhlgBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:12.577772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021045observed 6ba8d962c3d47ca411ffe9e8e1f7eeb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:12.560429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021045/manifest.jsonobserved b5575da53a6c43d257f248718965928a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.541291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021045/publication.mdobserved 0273a11d975140ec71517baf329110b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:12.520000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021045/publication.txtobserved e8aae3865c313ab21b34f148abe6b44a...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. |
|---|