OT-2026-000021471
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000021471) never changes.
Identity and time
| Publication number | OT-2026-000021471 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-78db-b3d8-04580e25c01c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021471 |
| Status | PUBLIC |
Content hashes
| Canonical text | abe3b1c2aa6add9df69b40cd611348d20c198f6a7b44cdc98ace429a91ed3c98 |
|---|---|
| Markdown | 30af155afe8ff007ba55995a32ae6e9fd07b3d3f8e0d9d66618dadf124282ed6 |
| Publication page | f84e6097717cd611f06f537d33d583fa1915445016a213aeadabd799556fc609 |
| Manifest | cfac9d71fa184d442d169b2e2bbc073d9d23102c43d315ed65799c7ca5e2262b |
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 | WX8U99loxottNjG4HcYLJzqxZ+QgfHO/AnB4qFU6jeDUzal6uJpBsGk7mb/4xnipOKRYQpomgB3qlkunjT2YBQ== |
| 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
| 2026-09-17T11:55:23.157028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021471observed f84e6097717cd611f06f537d33d583fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:23.140652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021471/manifest.jsonobserved cfac9d71fa184d442d169b2e2bbc073d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.120963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021471/publication.mdobserved 30af155afe8ff007ba55995a32ae6e9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.098385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021471/publication.txtobserved abe3b1c2aa6add9df69b40cd611348d2...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. |
|---|