OT-2026-000010002
Publication integrity record
Permanent magnet gripper, stripped after 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-2026-000010002) never changes.
Identity and time
| Publication number | OT-2026-000010002 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb79-7126-883f-cc49b1b5e21e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010002 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3424cfc26159e76bdc619d834a80a9f7244f3879f1ab8eda7acdf7ebd9811ee5 |
|---|---|
| Markdown | 94c71c64cd5220391c6ad659403f536ce8a4b7dca98af31d48fb6684db963c71 |
| Publication page | 4c1eee393d5f407e9252404f2ff314adcbcd074bec1bba486e07e71952ebd311 |
| Manifest | f5bfa16818b7aa42d95c4c0b7e8eca111b1e31a45125d2dfe208ce82bcc6f975 |
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 | cdatSwr4nvN8I5nCZT4LVmzH1qKz+Z+f9KZZ7hCsjCOm7hC6nH7UPmye11KgJ7jeujKQm6XbGynjHNRvsK5fAg== |
| 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
| 2026-10-21T04:41:12.899530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002observed 4c1eee393d5f407e9252404f2ff314ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T04:41:12.807859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/manifest.jsonobserved f5bfa16818b7aa42d95c4c0b7e8eca11...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:12.751798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/publication.mdobserved 94c71c64cd5220391c6ad659403f536c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T04:41:12.677378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/publication.txtobserved 3424cfc26159e76bdc619d834a80a9f7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:32.122117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002observed 4c1eee393d5f407e9252404f2ff314ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:32.045196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/manifest.jsonobserved f5bfa16818b7aa42d95c4c0b7e8eca11...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:31.981083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/publication.mdobserved 94c71c64cd5220391c6ad659403f536c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:31.902510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010002/publication.txtobserved 3424cfc26159e76bdc619d834a80a9f7...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 |
|---|