OT-2026-000050985
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000050985) never changes.
Identity and time
| Publication number | OT-2026-000050985 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b4-7f3d-8c9d-2ebb7de49419 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cebb8311273e00187bb55b2c9eac7919ee31c8e27a9f898c5afa44bc4f7f964 |
|---|---|
| Markdown | d1abba82a8b3ed11e96746d52bebee27bfbc6cfb6fb83c54166bb4a803612a72 |
| Publication page | c4995f0af74c68ae048c89fd55278e3522c307fe05e20e46f84f7b63d9924993 |
| Manifest | f730bbd814c7824ecc751aae67166766bcfe2ed090edef97e74a89ac1e23ff28 |
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 | UNzhH5iw+JtKifZaZlGcDSP+yHDMDQBnOXi6JgGpbQpw5DOuF8QWp1zGAQ7Q5VXoy7uot9I5UJ0ZBkBssVaZAA== |
| 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
| 2026-10-22T08:41:17.552757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985observed c4995f0af74c68ae048c89fd55278e35...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T08:41:17.454545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/manifest.jsonobserved f730bbd814c7824ecc751aae67166766...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:17.367709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/publication.mdobserved d1abba82a8b3ed11e96746d52bebee27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:17.256132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/publication.txtobserved 1cebb8311273e00187bb55b2c9eac791...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:07.175747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985observed c4995f0af74c68ae048c89fd55278e35...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:07.092741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/manifest.jsonobserved f730bbd814c7824ecc751aae67166766...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:06.992016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/publication.mdobserved d1abba82a8b3ed11e96746d52bebee27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T20:42:06.863724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050985/publication.txtobserved 1cebb8311273e00187bb55b2c9eac791...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 |
|---|