OT-2026-000021499
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off before set-down
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-2026-000021499) never changes.
Identity and time
| Publication number | OT-2026-000021499 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7d9b-9978-4daf00d221c8 · 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-2026-000021499 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0592fc9f78ac2f3c1075927a7d4a8267f51871d73a96cc7144832d2cb485ff8f |
|---|---|
| Markdown | c4e85bdb7cfb985119164850df531fc76a7b262135326b41b7629764bb768944 |
| Publication page | d68848d87fcc94e7d9de6cb1b9ec29a4337212c847d253f01b87729113e7e3c7 |
| Manifest | f0589f163308d61211de6c919657fb93ba5ec7e27996422c761d3d67c7455acb |
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 | Z7rRKfXpFR80rupzQl/JzMAetZrACXvdwsVL8BihyYY4Uaqg7DDdSnp4kk8liWD9ior7lynd7GYBK36PiNMCAA== |
| 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
| 2026-09-17T11:55:24.942100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021499observed d68848d87fcc94e7d9de6cb1b9ec29a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:24.923934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021499/manifest.jsonobserved f0589f163308d61211de6c919657fb93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.906143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021499/publication.mdobserved c4e85bdb7cfb985119164850df531fc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.887378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021499/publication.txtobserved 0592fc9f78ac2f3c1075927a7d4a8267...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. |
|---|