OT-2026-000089290
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line 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-2026-000089290) never changes.
Identity and time
| Publication number | OT-2026-000089290 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-72b9-9bcb-b8a25ec71402 · 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-2026-000089290 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c6b95652525bd9c83791ebaa9502d1c9208c33d66ee3afe44441880b37561eb |
|---|---|
| Markdown | 7252d5fa2166abceb18e8867614f3c0802251f2704989b2b9a4486dcd734c2fd |
| Publication page | 4e466d90e0b72cc077604132cd534c5d7d25c7b5f63c1743ee02ac34cdcbff7b |
| Manifest | 75ed36e93ad261f5752c87ab6f48783552c75f96927943734fbae3123880a667 |
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 | 2uAFblPC6JFHEzXrWDQPXzd6UOwwJdNdNzDMZL3s+MfDpPwLIdC4os7mQJcizrFuYgWn6XAKAjGqZu18bxlXDg== |
| 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
| 2026-09-17T09:47:20.205127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089290observed 4e466d90e0b72cc077604132cd534c5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:20.184316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089290/manifest.jsonobserved 75ed36e93ad261f5752c87ab6f487835...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:20.167798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089290/publication.mdobserved 7252d5fa2166abceb18e8867614f3c08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:20.150737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089290/publication.txtobserved 0c6b95652525bd9c83791ebaa9502d1c...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. |
|---|