OT-2026-000021595
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000021595) never changes.
Identity and time
| Publication number | OT-2026-000021595 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7a67-ba21-9cfff306ab75 · 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-2026-000021595 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75e86714276f0bc13d03ba046574a2d753a20c88c20c5392144fdab22d65c2ae |
|---|---|
| Markdown | 72cedcfe926faa2a8254b0ddb0390bd71b9c9c6b68764fbda0e15fdc9e3680a3 |
| Publication page | e1ad7573fdf45cf178fd8554565e065e7bbd1f88cf166b38592b0d44b4d5eeda |
| Manifest | c1b15c8e185a6c4365506565f515e0f56eb3eebc4bf6ac10a502e31181192f7b |
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 | OiVOP4kQAzWdthvuZsR5DitEKYXgNhF1TRKaz3It3G+AIkvi9vCOfDLYg5IpezFTB63DgiPhQIRM4UiS2VBxAA== |
| 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
| 2026-09-17T11:55:31.106069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021595observed e1ad7573fdf45cf178fd8554565e065e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:31.087337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021595/manifest.jsonobserved c1b15c8e185a6c4365506565f515e0f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.071297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021595/publication.mdobserved 72cedcfe926faa2a8254b0ddb0390bd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.053905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021595/publication.txtobserved 75e86714276f0bc13d03ba046574a2d7...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. |
|---|