OT-2026-000004769
Publication integrity record
Porous face vacuum gripper, common isolation valve, six outlet manifold, three stage ejector
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-2026-000004769) never changes.
Identity and time
| Publication number | OT-2026-000004769 · never reused |
|---|---|
| Internal UUID | 01a0a922-c8b6-7751-a140-837b06b87ae7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:33:44.250459Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004769 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c64517cde57f1d87bdca44f720b5ab78c93f28916921ac4481cfa15f29976fa |
|---|---|
| Markdown | 9c113a8424ba1927bfbebf08c697ef464742d6e9ce70186e38b21907e4d9ee8f |
| Publication page | cdcc9b8732c85c2cc64ae42d919b5be60e61111898574dc400f8b99a506e80b2 |
| Manifest | 769e6fae0c0a35e5ce087df853128ed90a67a020ea1d3aca92e6ff61a495d016 |
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 | 7V71bFFlFdHvCgy77m9uTOW+VhQvY6mc225HrHCQyiuuzrd22mEU1eVrYZsDZb4f6+dWqFQKq5q0WFPg3W0PAA== |
| 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
| 2026-09-16T07:40:20.957791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004769observed cdcc9b8732c85c2cc64ae42d919b5be6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:20.943715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004769/manifest.jsonobserved 769e6fae0c0a35e5ce087df853128ed9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:20.928137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004769/publication.mdobserved 9c113a8424ba1927bfbebf08c697ef46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:20.913317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004769/publication.txtobserved 6c64517cde57f1d87bdca44f720b5ab7...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. |
|---|