OT-2026-000007521
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000007521) never changes.
Identity and time
| Publication number | OT-2026-000007521 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-78cd-807d-6634c90ce69e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007521 |
| Status | PUBLIC |
Content hashes
| Canonical text | fb02b74a4b2137c5ea738b5abf5c5bf045a704f122c41e7ad2ebf189f5f49fd6 |
|---|---|
| Markdown | 287d793d9a01c8d674fbc8c5dd2f191fcce219c8491c00d2963f34b0abb044fb |
| Publication page | 36c1d83d0213c22e4ff655947d46473cd1382efd92510516149d54c3aef1dbae |
| Manifest | 3da69172b72f2415031a2f5b18fd196b83fdb2b7dc85ad3af53423691e47315e |
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 | GHFVXG2yIWclzUpaERjCzno4CrKIlpmgPKQssOXux2ZoDU4YU6eXhcxqqUKd0BtYOdhw4UzzRihZL6OgApmZDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:21.677721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007521observed 36c1d83d0213c22e4ff655947d46473c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:21.649881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007521/manifest.jsonobserved 3da69172b72f2415031a2f5b18fd196b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.632578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007521/publication.mdobserved 287d793d9a01c8d674fbc8c5dd2f191f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:21.616068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007521/publication.txtobserved fb02b74a4b2137c5ea738b5abf5c5bf0...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. |
|---|