OT-2026-000052860
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000052860) never changes.
Identity and time
| Publication number | OT-2026-000052860 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-72db-83ca-ddbafba80542 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052860 |
| Status | PUBLIC |
Content hashes
| Canonical text | 219afff84c9992aaf8e94df53fa20f3226b8f92b09f448aa5774d059a313f390 |
|---|---|
| Markdown | 3cebc4bf74c665d07e0562dd64fb0c766c4549e112c362fa52781727acce6f3d |
| Publication page | 051493ce38963d6d7c3e3a2b979da98885e1345f5e653a733e844a85f5f83d16 |
| Manifest | e1c908fc47d7b26ec088ecc1a90ecd527d151486cbd5eb53648647367a2ef0d5 |
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 | 9AxaNjniqe3uXRtrdgUTNtENCs6U369ozWcKVjPpdkRuLlPIcdobjgW9PNRjhjgs8qT1DbIA+8T2NbwW7MTiAg== |
| 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
| 2026-09-17T10:56:29.464420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052860observed 051493ce38963d6d7c3e3a2b979da988...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:29.446548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052860/manifest.jsonobserved e1c908fc47d7b26ec088ecc1a90ecd52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.427550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052860/publication.mdobserved 3cebc4bf74c665d07e0562dd64fb0c76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.411750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052860/publication.txtobserved 219afff84c9992aaf8e94df53fa20f32...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. |
|---|