OT-2026-000072447
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000072447) never changes.
Identity and time
| Publication number | OT-2026-000072447 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-71b4-81c7-73818e2e956b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072447 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b2d75ca4908f5a47578d8140e9b2e3aa4a860ef84cac8e54c6ab15fe5ca94a8 |
|---|---|
| Markdown | e6ee31f11e8fa0ef4abf4e2c28016b604ed4df118b548f1bd90b78100b603309 |
| Publication page | d6420fa7dfc2510f92f3ae242ada19803e3311d0dff6a178b8cef21fe1a6d495 |
| Manifest | 8c25f825eaa7601e9137ac175accb639c46bcabb6bb479fbb23f84b2cc0dc9cd |
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 | w0BxyPM3/jQA2C+F3JXDkC59wTBUfKezeXeLJr/rRjojyYvMwdQ0yzB9KW1qGW1IBBpebWYtJX0Zq9c9dxTeCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:16.006051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072447observed d6420fa7dfc2510f92f3ae242ada1980...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:15.989565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072447/manifest.jsonobserved 8c25f825eaa7601e9137ac175accb639...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:15.971085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072447/publication.mdobserved e6ee31f11e8fa0ef4abf4e2c28016b60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:15.954031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072447/publication.txtobserved 3b2d75ca4908f5a47578d8140e9b2e3a...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. |
|---|