OT-2026-000088343
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000088343) never changes.
Identity and time
| Publication number | OT-2026-000088343 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-5d27-7166-94da-f4f4c437195a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:32.662646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088343 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bb1259d1208887c4484cfcf111e6f88010e2e2089f061d239f8c909766e2c5c |
|---|---|
| Markdown | 6cb7209a373ac10391a5ca441ae2e9d3640a173bd8e31cada73de83a18da20f1 |
| Publication page | 39f328102a1a20b1a2bcea78f34d922a29d677684d68f08e7f58955dba1a7fd0 |
| Manifest | 1b5d79d170f813adec2e8e3d7953f9374a58fc5bf99aaef46f428702b3eae22e |
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 | ZVSGxHhubDvi5sstgGKv2nXk0h8Vv8ZMdziZ2Ml/79urvdYf0RS0YTWoR6j4Imgwe/bpz+UgUCIvRyJrcXPoBA== |
| 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
| 2026-10-31T08:41:40.507743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343observed 39f328102a1a20b1a2bcea78f34d922a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-31T08:41:40.438394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/manifest.jsonobserved 1b5d79d170f813adec2e8e3d7953f937...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T08:41:40.349328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/publication.mdobserved 6cb7209a373ac10391a5ca441ae2e9d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-31T08:41:40.263752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/publication.txtobserved 7bb1259d1208887c4484cfcf111e6f88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T00:42:01.819100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343observed 39f328102a1a20b1a2bcea78f34d922a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T00:42:01.723939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/manifest.jsonobserved 1b5d79d170f813adec2e8e3d7953f937...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T00:42:01.664903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/publication.mdobserved 6cb7209a373ac10391a5ca441ae2e9d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T00:42:01.540699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088343/publication.txtobserved 7bb1259d1208887c4484cfcf111e6f88...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 |
|---|