OT-2026-000067981
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000067981) never changes.
Identity and time
| Publication number | OT-2026-000067981 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fd-7a17-b201-04c686e1a6ca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 998b90376cc955a0bca0161a405baef0351df1a652c1a0da76a9d30b744f25af |
|---|---|
| Markdown | 9f3eac91e8bef85936da092594bb49a6a7b3c9cd4176107dc363479be443e350 |
| Publication page | 168a97f8596d56c0484296b2ba0d7a2cb9f8f62f79dc422c311524f4482fcd83 |
| Manifest | 08b636f30b60209c6e797dc5393d1a5caeb6413860e2d723645c2c7396682f82 |
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 | 9xYy5RpiblRhu1CYNoT70RCea6XUahWOdcpEjaT+SflO31de/N6h0WJQu/xC3DOWrr60SCsRoOuP3dW6k6vyDA== |
| 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
| 2026-09-17T10:30:31.734094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067981observed 168a97f8596d56c0484296b2ba0d7a2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:31.712663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067981/manifest.jsonobserved 08b636f30b60209c6e797dc5393d1a5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:31.693543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067981/publication.mdobserved 9f3eac91e8bef85936da092594bb49a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:31.676061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067981/publication.txtobserved 998b90376cc955a0bca0161a405baef0...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. |
|---|