OT-2026-000006690
Publication integrity record
Porous face vacuum gripper, common isolation valve, pump fed, contact triggered, vented before 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-2026-000006690) never changes.
Identity and time
| Publication number | OT-2026-000006690 · never reused |
|---|---|
| Internal UUID | 01a0a964-0c91-7f4f-ab85-c2b526a1c7dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:45:01.460385Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 699890134600f1f657ba8914c3dd642ccd21b76c47eb384f574d2c53f754734c |
|---|---|
| Markdown | 39d409aac204c47b905b6894df7d954c499ea92ad816ca7ce535d6c007009daf |
| Publication page | cac9ffe0c582b00db062d7328396417b3779045c513daf3082ac1c4d58e18dcb |
| Manifest | 61a268319d1949df04d3ed30c240a56e8f84823f3d7c1915b22c11e0b964f729 |
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 | KBZ6k6p3Q9LdK3XWMZCYWgttrkQnyP0VbYPEqRlBZ+8EwWD3oTJrmOtzkrCvbA354Cx+U/HmAWHdeZOV6dXwBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:16.938399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006690observed cac9ffe0c582b00db062d7328396417b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:16.925029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006690/manifest.jsonobserved 61a268319d1949df04d3ed30c240a56e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:16.903293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006690/publication.mdobserved 39d409aac204c47b905b6894df7d954c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:16.889736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006690/publication.txtobserved 699890134600f1f657ba8914c3dd642c...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. |
|---|