OT-2026-000025533
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000025533) never changes.
Identity and time
| Publication number | OT-2026-000025533 · never reused |
|---|---|
| Internal UUID | 01a0ae71-5fa8-7c91-8841-c375c815a77d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:40.790954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025533 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91d53cc02812785c76b1ce2a0fe34141c7e77b79765b11078eac5be782fcb78d |
|---|---|
| Markdown | ac759c8998faaa10b6ede0001d4d8b7bf526c50efc6e766053eb987a0aecc85f |
| Publication page | c1b80050b5f97afbfb01485159fd537792738bd740c52cf937020f0a04e9d3a6 |
| Manifest | 2ed4554ba60c57de3294fc5f6184209aa330f1759482f8701fe0b5c2ea8db434 |
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 | 0wkEi6SqyXhPR8Xgb6nAFjd9FpdVcDiV6nmemNET6t7m17U+D4pjFwHMApJ7PJE72kNxcsSiTPjloCs4jUd7DQ== |
| 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
| 2026-09-19T12:42:02.209618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533observed c1b80050b5f97afbfb01485159fd5377...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-19T12:42:01.990195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/manifest.jsonobserved 2ed4554ba60c57de3294fc5f6184209a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:01.820369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/publication.mdobserved ac759c8998faaa10b6ede0001d4d8b7b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T12:42:01.569869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/publication.txtobserved 91d53cc02812785c76b1ce2a0fe34141...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:40.696471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533observed c1b80050b5f97afbfb01485159fd5377...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:40.678682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/manifest.jsonobserved 2ed4554ba60c57de3294fc5f6184209a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:40.659644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/publication.mdobserved ac759c8998faaa10b6ede0001d4d8b7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:47:40.639049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025533/publication.txtobserved 91d53cc02812785c76b1ce2a0fe34141...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|