OT-2026-000030553
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000030553) never changes.
Identity and time
| Publication number | OT-2026-000030553 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e505-7b7e-b0ec-470d4bc096a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030553 |
| Status | PUBLIC |
Content hashes
| Canonical text | 768bf09416e7af6b545c9889bd2624fa1dc2deeb0ad1a544dd2f4bc9932fe284 |
|---|---|
| Markdown | 8cca55995e616ad3fff9fb1508a69e11074352831a8ff2b0b41ab9e9989cdc12 |
| Publication page | bff4baee592d5d5b194a39f42b678c290859fc8542a2c0d5d5dac9d0f063c2d6 |
| Manifest | 2ab9adcafe8ef4bf78804b592d056d71e31bdef2b5f4e4358108bde3d8868cf7 |
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 | PbwmCLqA5Wsrz62gigtBIc4TidH8o7tXNN7bldwjY5zcb7rzSwGtqnbBceLew1gEOkd/nOW9MKht3tfG4e0MCg== |
| 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
| 2026-09-17T11:38:25.369453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030553observed bff4baee592d5d5b194a39f42b678c29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:25.351801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030553/manifest.jsonobserved 2ab9adcafe8ef4bf78804b592d056d71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:25.333797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030553/publication.mdobserved 8cca55995e616ad3fff9fb1508a69e11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:25.316001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030553/publication.txtobserved 768bf09416e7af6b545c9889bd2624fa...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. |
|---|