OT-2026-000030071
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed 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-2026-000030071) never changes.
Identity and time
| Publication number | OT-2026-000030071 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7608-a91d-a1c597c7f2b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030071 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdc46c0f10542d418a8e272438fda2d349d69ea8884dd9687c8c2fc43d38a75b |
|---|---|
| Markdown | fcb2ff17ebc9c0d5ed20e268887676490c4c644a00c9c3da1272ec02809f8cd8 |
| Publication page | 8427c8fb7551e28548560fc12f3126a3515624212f9bc694f4d94bbcdfd4f3a9 |
| Manifest | 33603f392bd020a52dce237dd169e5bbba785a7602ca876cee2960750d816738 |
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 | G4eiOwpCyZxSO+0i7VNema1JH4s2fNiGrsJpmME/Ujj+pkpvg0naBp4dxTIIgFVwe3uQeA7Hf5MoMiSTuqFlAw== |
| 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
| 2026-09-17T11:38:48.900001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030071observed 8427c8fb7551e28548560fc12f3126a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:48.880668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030071/manifest.jsonobserved 33603f392bd020a52dce237dd169e5bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:48.860814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030071/publication.mdobserved fcb2ff17ebc9c0d5ed20e26888767649...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:48.844527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030071/publication.txtobserved bdc46c0f10542d418a8e272438fda2d3...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. |
|---|