OT-2026-000056683
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000056683) never changes.
Identity and time
| Publication number | OT-2026-000056683 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-706b-8037-aef1efc87958 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056683 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8fb7df015351d71e72cc3daa467743fa3428dcfb5c3a24691ea6de742d0f9b3 |
|---|---|
| Markdown | b8363883aa040e13f7ab10fd3c965f3bd8f9223e5de44931869879f179d184d7 |
| Publication page | 073163e28b0ff387241cc0f6bd3d2a787230a3d6e6e844d4fa642960e2c68e40 |
| Manifest | 472048ddb2c47e5b53d310f70ae09da4a756a081da9c13425665181f3d1262eb |
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 | a/R3lfpMpfQOBQocWgYlPFIM5/2OCjMxhtjIK/cAiAXsImzTE9DetpvXv0paUN8dRfsnDNVxzh8i04r4RboYBA== |
| 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
| 2026-09-17T10:50:05.033358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056683observed 073163e28b0ff387241cc0f6bd3d2a78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:05.014819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056683/manifest.jsonobserved 472048ddb2c47e5b53d310f70ae09da4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:04.992099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056683/publication.mdobserved b8363883aa040e13f7ab10fd3c965f3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:04.975142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056683/publication.txtobserved e8fb7df015351d71e72cc3daa467743f...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. |
|---|