OT-2026-000021907
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000021907) never changes.
Identity and time
| Publication number | OT-2026-000021907 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7a9d-a4a8-ec43f6bf690a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021907 |
| Status | PUBLIC |
Content hashes
| Canonical text | d19553491e81af10b879be4868474270f02aa241614aac0e6510e1e942191347 |
|---|---|
| Markdown | b8808749606680602f402be14473ed13ef07360807cb8f12e4d75d93d3c2abcf |
| Publication page | 3007ec2e09cdf182757dd6ff388755b627045b4d9d592a35b55554cb3b80ea5a |
| Manifest | 8e14cf76d73aaba0938ac6a1d03db36b68937f0913d19ac90791ab30079e8e80 |
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 | vmQByMUQU2VIQHXebMweasDZ7Asv3y4frNdQ9ZXI0MvZ23HDoAPMHE+nieSpEG1QAgEMFK0z3xa+B0A114eGBQ== |
| 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
| 2026-09-17T11:54:28.697730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021907observed 3007ec2e09cdf182757dd6ff388755b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:28.678446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021907/manifest.jsonobserved 8e14cf76d73aaba0938ac6a1d03db36b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.656234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021907/publication.mdobserved b8808749606680602f402be14473ed13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:28.637858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021907/publication.txtobserved d19553491e81af10b879be4868474270...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. |
|---|