OT-2026-000010981
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000010981) never changes.
Identity and time
| Publication number | OT-2026-000010981 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-540e-7deb-887a-71eba2baefb1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:10.156048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ea4ea08119685a2d2cde8238af34190a712fa2ee5a51fd765957cb8f6bd244c |
|---|---|
| Markdown | fed670f11d0a811b3598b7be1cdebc7790d7c740c25ba6843039ee3e2528f59c |
| Publication page | 14485b56b62352df35b63741d0e33b888a06bf720e92e4a6f8014162545d0549 |
| Manifest | ea1a48319ab0df38c6faecbb5d3fd7bb767a61e23ec723958c33c8b3b566b843 |
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 | wNlYxfjSx7B3qq5ZV9UrdyCJZugLaY+Sb/q+rlfJgk5wayddPidv7qU04skQ1UY+SyG8Ztx44c6W2lXnJrRfAQ== |
| 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
| 2026-09-17T12:13:47.008845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010981observed 14485b56b62352df35b63741d0e33b88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:46.989794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010981/manifest.jsonobserved ea1a48319ab0df38c6faecbb5d3fd7bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:46.970424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010981/publication.mdobserved fed670f11d0a811b3598b7be1cdebc77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:46.952013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010981/publication.txtobserved 8ea4ea08119685a2d2cde8238af34190...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. |
|---|