OT-2026-000030024
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000030024) never changes.
Identity and time
| Publication number | OT-2026-000030024 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac49-777b-a9b6-2ae4a44db5a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030024 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80f74f5935a654eefe4818f4ef73e3e3ee5bd9c465dc8ae4c1bb9036695323da |
|---|---|
| Markdown | a1974d6f913b83373638c1efee920d4db283bfb530f458f4151373ed1e421dee |
| Publication page | 00c1fad90897348f8907d2a77e679591dcec77c1a7a91eb6b10d1b4059a4703f |
| Manifest | c280a7b9c3e0c16911718e486cf95646e9beb7a0752bd1c1e924def58f60e516 |
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 | jK4RBEVVJZgssTELiSs6xQw/tOmjGXMPPbqne2Bz01+U82O27C6SJ3fPAbNhCxZUqsUQdtKb3DuR5NsAS+FlDQ== |
| 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
| 2026-10-17T12:41:43.550677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024observed 00c1fad90897348f8907d2a77e679591...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T12:41:43.495310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/manifest.jsonobserved c280a7b9c3e0c16911718e486cf95646...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:43.427675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/publication.mdobserved a1974d6f913b83373638c1efee920d4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:43.352775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/publication.txtobserved 80f74f5935a654eefe4818f4ef73e3e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T20:42:07.453252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024observed 00c1fad90897348f8907d2a77e679591...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T20:42:07.393293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/manifest.jsonobserved c280a7b9c3e0c16911718e486cf95646...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T20:42:07.343528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/publication.mdobserved a1974d6f913b83373638c1efee920d4d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T20:42:07.281436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030024/publication.txtobserved 80f74f5935a654eefe4818f4ef73e3e3...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 |
|---|