OT-2026-000004509
Publication integrity record
Bellows cup vacuum gripper, four zone face, two outlet manifold, pump 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-2026-000004509) never changes.
Identity and time
| Publication number | OT-2026-000004509 · never reused |
|---|---|
| Internal UUID | 01a0a91a-5b4d-78bb-9e04-033cf3524f57 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:31.951907Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62e4992fde2557c66394ad45c6eac1dea825c44bc44dc3df09f93ec3752d787f |
|---|---|
| Markdown | 50dbd5e404d24d26f2d26457c298ca328807a7ad5e4edae3caf56518e96411ac |
| Publication page | 966e5b51e667ebada940107cab6ce9e9d454107b3e3e6a5d98e5024738941764 |
| Manifest | fcc4f0f3d42b15c2cd563b5c9cfc1d1a552f486116f460a21b6b1fdb505c98f2 |
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 | FCLW8pihaITRnhJBKX9VxG9boHrIutuPlm1t+TCptYqXi3B0Ll4F+A2/Fo7DjMJrMS0x2kcyDEceBUNqoQROCA== |
| 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
| 2026-09-16T07:30:19.982967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004509observed 966e5b51e667ebada940107cab6ce9e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:19.971646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004509/manifest.jsonobserved fcc4f0f3d42b15c2cd563b5c9cfc1d1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.960020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004509/publication.mdobserved 50dbd5e404d24d26f2d26457c298ca32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:19.947512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004509/publication.txtobserved 62e4992fde2557c66394ad45c6eac1de...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. |
|---|