OT-2026-000089420
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000089420) never changes.
Identity and time
| Publication number | OT-2026-000089420 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7076-aaa5-6bea24cae774 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67d9ae5e35597fab8d77ec785f71cb2bc55382ec2b85836a4a537ad2cd6acaaf |
|---|---|
| Markdown | e8eb2224d535b16d876a15448bdfc7e5b798c4db888ca9f710f62abc267a346e |
| Publication page | f11a3e5405b4c694d9f8a29d9208cf9a50f4d3c43942f7d6c81f751ca003a2d9 |
| Manifest | 6f3c1feb4d44ecfca915c24c2b71517f2d4333189a801b7b2992d42c36ec81a0 |
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 | hM5KE+RwROwRGLbXtqz7OuxmfUIoXMWkdhQPL4FKY0crJIhcgAz7YyHpcMPVNeeU5sGjiHf8wsNZrxku0kDACA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:33.758037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089420observed f11a3e5405b4c694d9f8a29d9208cf9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:33.740700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089420/manifest.jsonobserved 6f3c1feb4d44ecfca915c24c2b71517f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:33.723351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089420/publication.mdobserved e8eb2224d535b16d876a15448bdfc7e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:33.704871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089420/publication.txtobserved 67d9ae5e35597fab8d77ec785f71cb2b...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. |
|---|