OT-2026-000057456
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000057456) never changes.
Identity and time
| Publication number | OT-2026-000057456 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-7f51-a015-0704c7433d7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057456 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf1aa48ed66dcb77c84974af35a3f9b0a5888abfb890d70aaac094adb64f204f |
|---|---|
| Markdown | 03270b8a0ce927379d22a56c95e0bf14113440eefbd2657796e2353de7b3fcef |
| Publication page | d79982a958bcce951fd400aa5ffb96bae49be66f9a10c64a3773970cb7bbd890 |
| Manifest | 967923b6cbfdffc8b71a254fa8cebe7036f618f9b7d5a19412a2756b2f257fbc |
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 | Hiar6YyPgrpAcDLeVo2YNhPQ7L2W+XeyTtvPZBBJTseivPnSqGVqAllYsK2lqqpnloS4XJEMnWzMSqdoYopxBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:26.902124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456observed d79982a958bcce951fd400aa5ffb96ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:26.885427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/manifest.jsonobserved 967923b6cbfdffc8b71a254fa8cebe70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.867247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/publication.mdobserved 03270b8a0ce927379d22a56c95e0bf14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:26.847788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/publication.txtobserved bf1aa48ed66dcb77c84974af35a3f9b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.177979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456observed d79982a958bcce951fd400aa5ffb96ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.161494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/manifest.jsonobserved 967923b6cbfdffc8b71a254fa8cebe70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.144096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/publication.mdobserved 03270b8a0ce927379d22a56c95e0bf14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:36.126917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057456/publication.txtobserved bf1aa48ed66dcb77c84974af35a3f9b0...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
| Custody package | Pending Custody packages are produced weekly. |
|---|