OT-2026-000086233
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000086233) never changes.
Identity and time
| Publication number | OT-2026-000086233 · never reused |
|---|---|
| Internal UUID | 01a0ae99-e82c-769b-baf4-43113d35a790 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:01:57.178584Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086233 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a0f51af5674623f86d659bd7ed0c45ae9f11d3850fd6dbf9c6ba01871b1f9cc |
|---|---|
| Markdown | cb632628a4d0e2e88b6bf2503e80b9befde381fa2917e2597240a85e546c1b57 |
| Publication page | cee7e57a517fd91d422321d1742f27aeacc40bbed03b046f756627f0447afe8c |
| Manifest | 21a2214ed6367b56a3c93c6014a43bb51a3386abdb098acba0080dec680f848d |
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 | ISr6utNkzXQzDlR9BJmlnPW/6IgMrtKyfiUyhxuJ34zKJdW9AeZ4wZlHqrJ1pGKAJWeU3Kx+NTtvoLvvHdKRBw== |
| 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
| 2026-10-17T20:42:04.119008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233observed cee7e57a517fd91d422321d1742f27ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T20:42:04.070148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/manifest.jsonobserved 21a2214ed6367b56a3c93c6014a43bb5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:42:04.018936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/publication.mdobserved cb632628a4d0e2e88b6bf2503e80b9be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T20:42:03.872607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/publication.txtobserved 5a0f51af5674623f86d659bd7ed0c45a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:18.727998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233observed cee7e57a517fd91d422321d1742f27ae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:18.642056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/manifest.jsonobserved 21a2214ed6367b56a3c93c6014a43bb5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:18.558412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/publication.mdobserved cb632628a4d0e2e88b6bf2503e80b9be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T00:41:18.471691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086233/publication.txtobserved 5a0f51af5674623f86d659bd7ed0c45a...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 |
|---|