OT-2026-000021075
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000021075) never changes.
Identity and time
| Publication number | OT-2026-000021075 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-75e7-a28a-c928eb5a0840 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021075 |
| Status | PUBLIC |
Content hashes
| Canonical text | cad49c299e84b29bc44da4dbfd32e72c1c2443c1b8429752485d37163b385066 |
|---|---|
| Markdown | 3abf1c477af0fcc98a9b5b27effbccb22d8190892562b96de9d987b39129534a |
| Publication page | fd8385955d7abb0c8faeed047dba8d99106961d77e686c8847dbd47390203cb9 |
| Manifest | 549b1b50fb9fd838ed240169cfdb0c6240f8401cb0d3020c2601e5667fd68976 |
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 | hwxV3HV13pnJRIPOQagTqUv0uER3qXa553+VL8VtZimvP85e8rhgTqgB9G/V7IheVkQwI7O2J9/R2JcyuuFZDQ== |
| 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
| 2026-09-17T11:56:14.868278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021075observed fd8385955d7abb0c8faeed047dba8d99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:14.849003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021075/manifest.jsonobserved 549b1b50fb9fd838ed240169cfdb0c62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:14.829728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021075/publication.mdobserved 3abf1c477af0fcc98a9b5b27effbccb2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:14.811536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021075/publication.txtobserved cad49c299e84b29bc44da4dbfd32e72c...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. |
|---|