OT-2026-000087819
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, sustained 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-2026-000087819) never changes.
Identity and time
| Publication number | OT-2026-000087819 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7cec-afd3-7056ecd3be3f · 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-2026-000087819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79994c58cb9c5892db7042ca78f1e829d35797e1f34a38ac1017266eaceaa3b2 |
|---|---|
| Markdown | 788912f0e7fd8b99b9cdb1c79b7e21d1663377ac005d6af35dbfa4cdf2fb551d |
| Publication page | cedad56fdf3e85ba6fd0e876529586b9a389b3be606d0cdb9f722b6e3b333b65 |
| Manifest | 8003c6c8bb4d182eae7785c392a12da9055673e06e4f8b8c359aa3ea7026f37e |
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 | aAs7ZansR3AQr2KT27tjbo5lBmgHE5snCRMvLXURKJa/7ABO8pJWthoxGpo7RiibpB+ADPUoG1jo4XAMJNUFBQ== |
| 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
| 2026-09-17T09:49:03.261689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087819observed cedad56fdf3e85ba6fd0e876529586b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:03.240706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087819/manifest.jsonobserved 8003c6c8bb4d182eae7785c392a12da9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:03.222275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087819/publication.mdobserved 788912f0e7fd8b99b9cdb1c79b7e21d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:03.201804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087819/publication.txtobserved 79994c58cb9c5892db7042ca78f1e829...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. |
|---|