OT-2026-000003620
Publication integrity record
Bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed
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-2026-000003620) never changes.
Identity and time
| Publication number | OT-2026-000003620 · never reused |
|---|---|
| Internal UUID | 01a0a90a-8e5f-7485-81f6-476768e15b06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:16.450699Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d1e3c2ce90768077fb63969a88672e74f28bbe83f36644bf0acd9456a382ed5 |
|---|---|
| Markdown | d6f22def6a8a2408c806add8d0e733dc580c5db29e1806551116d876744b52b9 |
| Publication page | b4631597327261b747a842f280f95978a237106872e23645acd76b315e493ce0 |
| Manifest | 704d9d36aa1a0af75086271e08d0119371c2f5eb50706435dbd344a443f33f75 |
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 | lK6ZMhNN03D1GW0I92rpbSd74c/qMNBho5odH7+dSEfG47RvAAEO5kWohlUpoKQDjaDG1B44FO0EE/p8IYeZAA== |
| 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
| 2026-09-16T08:30:37.383639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003620observed b4631597327261b747a842f280f95978...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:37.243788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003620/manifest.jsonobserved 704d9d36aa1a0af75086271e08d01193...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:37.226690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003620/publication.mdobserved d6f22def6a8a2408c806add8d0e733dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:37.182424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003620/publication.txtobserved 7d1e3c2ce90768077fb63969a88672e7...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. |
|---|