OT-2026-000087809
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down
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-2026-000087809) never changes.
Identity and time
| Publication number | OT-2026-000087809 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa4-7c55-858a-df2943846438 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087809 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05cbf7bb9ceceff3e8a82bf767ef8fa086c5a57787c3414c9df2c880653b53aa |
|---|---|
| Markdown | 1e5666b8d7242cd5282d3f1ff6a93f4ec30f31de88735d702dc4b98df3eb9ba8 |
| Publication page | 086e94671098ec30df8651423ba4aa891a9aba09dbcce68e31c3f65c750b876b |
| Manifest | 7c68df51f3f7f734771e1cf055ae05add084669fd695a1cfffd1bd8575f4657c |
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 | 6ZaKQQAAhj8dEy6aHeRBiXfBoyoEfSW3xUrynPgzYHnRHpVwOwvyMJOKJcUUilz0isGHV8wobhsLfRdd0Y6FDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:00.876035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087809observed 086e94671098ec30df8651423ba4aa89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:00.859338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087809/manifest.jsonobserved 7c68df51f3f7f734771e1cf055ae05ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:00.840351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087809/publication.mdobserved 1e5666b8d7242cd5282d3f1ff6a93f4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:00.808535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087809/publication.txtobserved 05cbf7bb9ceceff3e8a82bf767ef8fa0...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. |
|---|