OT-2026-000020040
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000020040) never changes.
Identity and time
| Publication number | OT-2026-000020040 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-7107-b639-421035eebe6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020040 |
| Status | PUBLIC |
Content hashes
| Canonical text | 401f5b60086e870a5b898c7d9b478db643d4108bcdd495c44cb6531c185655eb |
|---|---|
| Markdown | 7ff16cb7dd9a93d964bb7d087424936ac8f1ca9b761e27ba7539cc2cf6b1f3bc |
| Publication page | 2f979dec405590ddb3a24b7a1b8952d18e851a928ed43f7222d48754b84ab96d |
| Manifest | 60b8ebee40ce7c03ad321f4419f79d3866efe87071dd78c5b89d1232b6db1a92 |
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 | J9yJN6QA+HyVUOhrwKKY5ldUu8vQKuWtge+UPloRyrySjOcpwn84z8rVhyOZunUL/seEHvQ0YGjhtiyn8sl0Aw== |
| 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
| 2026-09-17T11:58:17.972644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020040observed 2f979dec405590ddb3a24b7a1b8952d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:17.953405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020040/manifest.jsonobserved 60b8ebee40ce7c03ad321f4419f79d38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:17.934322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020040/publication.mdobserved 7ff16cb7dd9a93d964bb7d087424936a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:17.915618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020040/publication.txtobserved 401f5b60086e870a5b898c7d9b478db6...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. |
|---|