OT-2026-000083204
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000083204) never changes.
Identity and time
| Publication number | OT-2026-000083204 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c963-7a68-84c5-e10bbf848361 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083204 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf115e1530f6243e3f693657c2228988a1276f6075650c3f3d5b5746c40ffc6c |
|---|---|
| Markdown | 2175b5a417539323a388362ed9f9ee84dbd76227f9081bb9f36f5a502ec03c3a |
| Publication page | ee22dc8b0121c4b4a2f8398627f7b4de33de197a468a8b5a2af2f2c96d1a4c16 |
| Manifest | 3c6074525499eafa71afd7ce6f5112adf8a97413441f0829ff6a2f80d2309195 |
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 | C2YuCk003Q5OyerUIDfRmBApaGqT32ea1/xpnRcn7EluGL75izt+2Buclt9GXkQ9F8yQ6W9pD0msaJR02SShAw== |
| 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... |
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Independent retrieval
| 2026-10-28T16:41:42.545027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204observed ee22dc8b0121c4b4a2f8398627f7b4de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T16:41:42.399022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/manifest.jsonobserved 3c6074525499eafa71afd7ce6f5112ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:41:42.289383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/publication.mdobserved 2175b5a417539323a388362ed9f9ee84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T16:41:42.157748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/publication.txtobserved bf115e1530f6243e3f693657c2228988...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:29.722504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204observed ee22dc8b0121c4b4a2f8398627f7b4de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:29.677506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/manifest.jsonobserved 3c6074525499eafa71afd7ce6f5112ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:29.630973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/publication.mdobserved 2175b5a417539323a388362ed9f9ee84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T12:41:29.575191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083204/publication.txtobserved bf115e1530f6243e3f693657c2228988...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 |
|---|