OT-2026-000025778
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000025778) never changes.
Identity and time
| Publication number | OT-2026-000025778 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a83e-7082-a2c5-4eb4643360b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000025778 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd6d5d9c210ee6eb15c613437f28da8c1991da037269596f0d1f626906ae32cb |
|---|---|
| Markdown | a175afe4600b16db6f373ad5714865e22ce041080959de98abc6b56624a7f606 |
| Publication page | d3c0374a52bc80804dc1bd1f84537d884fb36bf67a41a6c766b86c2a67b29616 |
| Manifest | 32ebe9f4b03408df24298846fa74e0aec46704157499b36030a8d1b2ee602015 |
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 | qfwJIb+J8qY6nihva1N7Jrsmt/Z6ImSVYAMsq3s4jz1ATcIP7n1iiJlW4uYTqL/5dLGKV/FOKXSReliF7zl8Cw== |
| 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
| 2026-09-29T00:41:16.269578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778observed d3c0374a52bc80804dc1bd1f84537d88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-29T00:41:16.168817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/manifest.jsonobserved 32ebe9f4b03408df24298846fa74e0ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:16.076134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/publication.mdobserved a175afe4600b16db6f373ad5714865e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:15.895735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/publication.txtobserved dd6d5d9c210ee6eb15c613437f28da8c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:41:36.323365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778observed d3c0374a52bc80804dc1bd1f84537d88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:41:36.252069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/manifest.jsonobserved 32ebe9f4b03408df24298846fa74e0ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:41:36.177455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/publication.mdobserved a175afe4600b16db6f373ad5714865e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T00:41:36.017410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000025778/publication.txtobserved dd6d5d9c210ee6eb15c613437f28da8c...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 |
|---|