OT-2026-000089633
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump 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-2026-000089633) never changes.
Identity and time
| Publication number | OT-2026-000089633 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7b52-b353-a7ac9327f1d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089633 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0564baf07855fb4c49dae7c8c5c3543a9ff1d92a019c4f0ac1f5eca3a15d7137 |
|---|---|
| Markdown | 54b31afb4422e82afe182f76c264e22fdd4295dc75166f1228284349220447c3 |
| Publication page | f755f4fae381d6d34ff981602b7b2ad789ec9dfc3895183950dc6ce87b0ef47e |
| Manifest | 8b95abf91d56714cf828217dba4d46e53006297b1c4e6f911f0978c1dcb3867b |
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 | csQAa0kaOKy2A87iBwLRj6S9H0dVBdw1+8oU/1Wmk/r6pk6gu3gfAQGQEcDUwS6ocsceTQjyGw3IZx7jicrnAg== |
| 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
| 2026-09-17T09:46:37.258595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089633observed f755f4fae381d6d34ff981602b7b2ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:37.240765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089633/manifest.jsonobserved 8b95abf91d56714cf828217dba4d46e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:37.223950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089633/publication.mdobserved 54b31afb4422e82afe182f76c264e22f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:37.207839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089633/publication.txtobserved 0564baf07855fb4c49dae7c8c5c3543a...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. |
|---|