OT-2026-000004730
Publication integrity record
Bellows cup vacuum gripper, three zone face, two outlet manifold, ejector fed, contact triggered
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-2026-000004730) never changes.
Identity and time
| Publication number | OT-2026-000004730 · never reused |
|---|---|
| Internal UUID | 01a0a921-8279-7dba-9f9b-3391f0560d2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:20.732591Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004730 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3df90d2e43dd9a57b44350deca598798c24accfc3d402c309df90f2128bf669e |
|---|---|
| Markdown | 67bf2a13628bc3cad8b479a457b2db48fd8d74ce8fb85dd2c02b6a87d7f03b92 |
| Publication page | 1a2ca8e00f2388d8f6b618e9ed4af0bb9f4f2b291a519764a0dad0d5630c6350 |
| Manifest | 28ce7d5130a3e9e739f7c80c6aaccfe2d8b60ec905b901c47161eb9f93b351bf |
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 | /VvE9Fia3g7qTBaipTjQ/NL8lEFrNE2muu1BiJx2U0Jf+jx7pjDmy8hzz50U7n9JoeiB0fUMdtsNu9hdzOsHCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:24.985079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004730observed 1a2ca8e00f2388d8f6b618e9ed4af0bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:24.972656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004730/manifest.jsonobserved 28ce7d5130a3e9e739f7c80c6aaccfe2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:24.959736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004730/publication.mdobserved 67bf2a13628bc3cad8b479a457b2db48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:24.947152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004730/publication.txtobserved 3df90d2e43dd9a57b44350deca598798...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. |
|---|