OT-2026-000088275
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000088275) never changes.
Identity and time
| Publication number | OT-2026-000088275 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-5d26-7fc8-83e1-a92fa3e48c50 · 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-2026-000088275 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2197d6036d3639f2ade837ad45ab77a60d96f7fb266c11740e92cb5e706f517e |
|---|---|
| Markdown | 667fb211145ae143e4ddc2e283d8a70d7a60b1cda2fd04fd52a6abfdb539b248 |
| Publication page | 8ec0d770296214ae4dc878ad666cf8886f1c3e1f753251f5762e397895de9aa8 |
| Manifest | 49ce4fae27d642a6081eb6d14f27ead34de34b541705a71e6ed8e6e9cfd48548 |
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 | x4Kw0P3Is9luCumYlPpghdMr3+ovLFCSWI9+GFHr8kd/qd9PGbVj40nemu2SkzjhLevZehcxgmu207BGgT5gDA== |
| 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
| 2026-10-07T12:42:07.060832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275observed 8ec0d770296214ae4dc878ad666cf888...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T12:42:06.943826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/manifest.jsonobserved 49ce4fae27d642a6081eb6d14f27ead3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:42:06.761096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/publication.mdobserved 667fb211145ae143e4ddc2e283d8a70d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:42:06.607434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/publication.txtobserved 2197d6036d3639f2ade837ad45ab77a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:30.845030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275observed 8ec0d770296214ae4dc878ad666cf888...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:30.743302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/manifest.jsonobserved 49ce4fae27d642a6081eb6d14f27ead3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:30.549789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/publication.mdobserved 667fb211145ae143e4ddc2e283d8a70d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T20:41:30.410578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088275/publication.txtobserved 2197d6036d3639f2ade837ad45ab77a6...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 |
|---|