OT-2026-000004617
Publication integrity record
Vacuum cup gripper, common isolation valve, four 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-2026-000004617) never changes.
Identity and time
| Publication number | OT-2026-000004617 · never reused |
|---|---|
| Internal UUID | 01a0a91d-da8d-7245-8821-a2e2a0cea34c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:21.136360Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004617 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19444bb83ac09f183b77651475e5c97886db829eaf78ff1e1cfdb44e891363de |
|---|---|
| Markdown | 7f65adbe832d505982ccb89a120855a721f70623bf190bc17f0c1c80e25b39b2 |
| Publication page | 42fa0783d1ab0218b2c2c5a78bad91882caf9b884f38b8959bb835c398b12ec8 |
| Manifest | 79e43bc7dae1c732d465356c45458624752ad2ac147288f91a7f97d99ce4fd31 |
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 | +FGWXv9epnR7ihkHnzwIdHJZ4V9sscj0697+tcasYFq3J+hrKA/b+VrISburkNAgXVzM7zvcfeyGpx+2LI9oCg== |
| 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
| 2026-09-16T07:30:08.675683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004617observed 42fa0783d1ab0218b2c2c5a78bad9188...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:08.662014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004617/manifest.jsonobserved 79e43bc7dae1c732d465356c45458624...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.637662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004617/publication.mdobserved 7f65adbe832d505982ccb89a120855a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.622512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004617/publication.txtobserved 19444bb83ac09f183b77651475e5c978...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. |
|---|