OT-2026-000069526
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000069526) never changes.
Identity and time
| Publication number | OT-2026-000069526 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52b-7bfa-9d23-5a429ec5ab67 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069526 |
| Status | PUBLIC |
Content hashes
| Canonical text | a12c433bbf17e80b1affa43fd35751f83a6ec9f07d2369d0e37c9e50557c06f1 |
|---|---|
| Markdown | 590ec0bb21b8697b0379193d5e5ae06e999598c07d249882874bedbb3dfd6c1d |
| Publication page | 4e9abdece739f1c24bc8cd9c752387a0cbb0461911930555a3ced630fc909a08 |
| Manifest | 4287ed515b4107f38c45fcc23340f73c044dc8e94e5b4b184dc20719933256e0 |
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 | uDdxS+6xutCsN+cmUUcCm9VBE8nAsIFfY9v7zvW1fcOmiMfeAI0NSNziTtCZCYwmUEKO9VW5+Ea5s9F9/3IgBw== |
| 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
| 2026-10-19T00:41:31.680135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526observed 4e9abdece739f1c24bc8cd9c752387a0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T00:41:31.628448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/manifest.jsonobserved 4287ed515b4107f38c45fcc23340f73c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:31.566766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/publication.mdobserved 590ec0bb21b8697b0379193d5e5ae06e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T00:41:31.501581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/publication.txtobserved a12c433bbf17e80b1affa43fd35751f8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:15.027803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526observed 4e9abdece739f1c24bc8cd9c752387a0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:14.973265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/manifest.jsonobserved 4287ed515b4107f38c45fcc23340f73c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:14.890521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/publication.mdobserved 590ec0bb21b8697b0379193d5e5ae06e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:14.808897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069526/publication.txtobserved a12c433bbf17e80b1affa43fd35751f8...fetched by grabo-systems from 34.44.131.203, 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 |
|---|