OT-2026-000049905
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after set-down
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-2026-000049905) never changes.
Identity and time
| Publication number | OT-2026-000049905 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd76-71d2-aa53-4d00978907c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049905 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b322403bb8858b10d9ad8c32b7ab97f3acc1db4eac45f8c9757ba8b9a59633 |
|---|---|
| Markdown | 4b3d887ab522648dc1ef7764c63dbeb7e943ffe8c773a4945c7c2dc9121a5e62 |
| Publication page | c1f2a4c6140c70bb3aac67701727d321e698bbe9ec807db7e8cdb6b70d3a28af |
| Manifest | d3b59c62fee22911a1b502b44c0acded359662196f6a9c63af38d9ef0468f5c3 |
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 | G3qZzlTUwTMbyUZmF+5ubSkpGSSGBX15508G3wLS2okqSuBWjyBqC/St+sOR3d9oRZ7PWl0Am5AehB8Lbew/DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:01:49.590839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049905observed c1f2a4c6140c70bb3aac67701727d321...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:49.571712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049905/manifest.jsonobserved d3b59c62fee22911a1b502b44c0acded...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:49.553620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049905/publication.mdobserved 4b3d887ab522648dc1ef7764c63dbeb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:49.535091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049905/publication.txtobserved c1b322403bb8858b10d9ad8c32b7ab97...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. |
|---|