OT-2026-000021481
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000021481) never changes.
Identity and time
| Publication number | OT-2026-000021481 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7d35-9469-f65f517056fb · 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-2026-000021481 |
| Status | PUBLIC |
Content hashes
| Canonical text | b83e887eacaeeb2a29402aaf0c6628fb4aa4c3f5f298dea07edc60cc94f40bf2 |
|---|---|
| Markdown | 4a1cd2319c3a8d6a91bab201c8e8821803c27fb89ae70b56a9a5c952a883d4c1 |
| Publication page | ef963ec1b66227cb3b954ee99176d4a9e8f8d8dc25e3a0f6d886758f43762dfc |
| Manifest | 1aadc8159a274cd1db2fc15611a8dbee518c8620d1a8302919859227f7f259aa |
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 | CS1Uq1jRSAlBb0XvEO8SVnXjonDzgwLXrC8SIh2uq1swHAtgCjqZfXO03WLqo0vUVJFl6GObeZBopDSeyvz6Bg== |
| 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
| 2026-09-17T11:55:23.741805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021481observed ef963ec1b66227cb3b954ee99176d4a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:23.726144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021481/manifest.jsonobserved 1aadc8159a274cd1db2fc15611a8dbee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.710408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021481/publication.mdobserved 4a1cd2319c3a8d6a91bab201c8e88218...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.692546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021481/publication.txtobserved b83e887eacaeeb2a29402aaf0c6628fb...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. |
|---|