OT-2026-000004507
Publication integrity record
Bellows cup vacuum gripper, two zone face, four outlet manifold, ejector fed, pressure verified
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-2026-000004507) never changes.
Identity and time
| Publication number | OT-2026-000004507 · never reused |
|---|---|
| Internal UUID | 01a0a91a-4a82-7e93-a055-a84f1eb53b95 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:27.653396Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004507 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b29ba3707a472aa8fabe5b2c800c55bcd114b5f6ef59c66808c3e986c999ab4 |
|---|---|
| Markdown | d0f5492c2b8512ca922ea7e941bbeb74ba5174ab45c214684908b83cf0f2aea9 |
| Publication page | dad7d0900b00323c766020a12e3e0878bc414efcbb0953d1ea4d2e0649641229 |
| Manifest | 6c018ba576048f3feba7f44c87b0c34ec81c383216629b6cbafa2daae5874f6b |
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 | PGCZMENl6fEUUOE84LlFmfl0RPUfr0SB3TGjGkOrj3ZKGTvGKRPjhRr++3WUMDUDXVVhqU10n1QQ/TktNUAnAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:20.215019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004507observed dad7d0900b00323c766020a12e3e0878...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:20.202564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004507/manifest.jsonobserved 6c018ba576048f3feba7f44c87b0c34e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:20.190135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004507/publication.mdobserved d0f5492c2b8512ca922ea7e941bbeb74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:20.178659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004507/publication.txtobserved 7b29ba3707a472aa8fabe5b2c800c55b...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. |
|---|