OT-2026-000041680
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000041680) never changes.
Identity and time
| Publication number | OT-2026-000041680 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a0-7bfb-b24c-9425bdbee6be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041680 |
| Status | PUBLIC |
Content hashes
| Canonical text | 133e8dcd5afe701d70141429f2d2a347f375a1dee9182bd934f28267781b13fb |
|---|---|
| Markdown | df30b4c00c0e418709952c9bb44bebc79044098b7324b2cfca7734a05fd858a9 |
| Publication page | 656c1d7668a68f9cb02a2eeab61548fc036fdd149e2e1298df70bc2e8e0ba030 |
| Manifest | 40ffe6a5f29486a68e1476b4b3ba377b19ebd654951bd717a2de0abf91191435 |
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 | MbwAH/y7fMqoKpulEv3OBZ3cySqd9OuPhN3KgF9DwVzNnWbpZOIYMFfQ9spvlCNC/CNWgBmPUTNXUUPTm1UaDg== |
| 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
| 2026-09-17T11:16:29.300152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041680observed 656c1d7668a68f9cb02a2eeab61548fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:29.282940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041680/manifest.jsonobserved 40ffe6a5f29486a68e1476b4b3ba377b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:29.266263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041680/publication.mdobserved df30b4c00c0e418709952c9bb44bebc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:29.237155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041680/publication.txtobserved 133e8dcd5afe701d70141429f2d2a347...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. |
|---|