OT-2026-000020489
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000020489) never changes.
Identity and time
| Publication number | OT-2026-000020489 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-746e-9c49-882d795085b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020489 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae406080246be70b907e4778524ad0d9f8a7203d3d29a4c639e757d7686d3cf2 |
|---|---|
| Markdown | 98159e90fc990ac78b5b9e187e4ca7adfa8d1a1336e33d114855d792d4d54e44 |
| Publication page | d0abc8e74138423c91917720ed403ae3e4c6ad120765a6e8b2da3f541bbf4232 |
| Manifest | 088909638afb1c18af05c6604739aaaa87e3077281394ddc17885141e8f265af |
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 | 1g614h+h8CBgynNR/qNpPdIf+CPcpLeA6QssPdE9yT+95vFayy+SQbXhcfGexAaCMmwQ996Bz+2Dh0KAgdTXCA== |
| 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
| 2026-09-17T12:00:24.382014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489observed d0abc8e74138423c91917720ed403ae3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:24.361851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/manifest.jsonobserved 088909638afb1c18af05c6604739aaaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.339166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/publication.mdobserved 98159e90fc990ac78b5b9e187e4ca7ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:24.289439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/publication.txtobserved ae406080246be70b907e4778524ad0d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.328465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489observed d0abc8e74138423c91917720ed403ae3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.309489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/manifest.jsonobserved 088909638afb1c18af05c6604739aaaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.291514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/publication.mdobserved 98159e90fc990ac78b5b9e187e4ca7ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:28.258933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020489/publication.txtobserved ae406080246be70b907e4778524ad0d9...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. |
|---|