OT-2026-000008646
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, vented 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-2026-000008646) never changes.
Identity and time
| Publication number | OT-2026-000008646 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46b-7b5f-8707-a6b02232ea5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008646 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0a1cc103443df4e2f88760ed34f4fe41efded3d8034c8925d364d2380e420c8 |
|---|---|
| Markdown | 877ef67cdb17d84a2af8fe3f7b38a0e2856369ae464df5fce67ecc8c57635f8a |
| Publication page | 01759e7498bec29031d2100dd3937d3a3f6707d35f5b71107379fc8b7dc0465a |
| Manifest | 628efcc9c411fbfa5faf7f988513d1b47400b8ded411db6dc90521424b9786d8 |
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 | WRTkCBYW+pFI6VY43+G+6kXZwga1DFJu8kYwmON9+nos+Ej33s/wwrckTnpEU31E8ahSbTT7wCJzJ0kv3h22AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-11-01T12:41:06.836087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646observed 01759e7498bec29031d2100dd3937d3a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-01T12:41:06.777656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/manifest.jsonobserved 628efcc9c411fbfa5faf7f988513d1b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:06.717654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/publication.mdobserved 877ef67cdb17d84a2af8fe3f7b38a0e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:06.617872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/publication.txtobserved d0a1cc103443df4e2f88760ed34f4fe4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:18.456605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646observed 01759e7498bec29031d2100dd3937d3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:18.442309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/manifest.jsonobserved 628efcc9c411fbfa5faf7f988513d1b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:18.427796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/publication.mdobserved 877ef67cdb17d84a2af8fe3f7b38a0e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:18.401997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008646/publication.txtobserved d0a1cc103443df4e2f88760ed34f4fe4...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|