OT-2026-000072480
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000072480) never changes.
Identity and time
| Publication number | OT-2026-000072480 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-793c-b0f9-df3dbd6c90e7 · 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-2026-000072480 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1402aec92d24fae759803454e02a8701b9eb8b21c97b1143f1d725f3dd0ae3c |
|---|---|
| Markdown | 2c86352231b583170eb378b488ff06e60f1415bb6b8f75990f2f59484df6fe82 |
| Publication page | 1874a4b83ed0f1f0a25099e630dcb3c8d7aef9727b707734f09f083058195407 |
| Manifest | cd04f909f2a725e4120a20408a983f2023055a4786c9676f38deee91329e003e |
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 | Pb30d8ECfN0Co/1qnQXTWwX/we2N0iLPwZx0eaWGOzOKwyXbbkCbDnE6hVQl/uY4ycrHxcUzPcmK0XCFTqP4BQ== |
| 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
| 2026-09-17T10:22:18.407665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072480observed 1874a4b83ed0f1f0a25099e630dcb3c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:18.389907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072480/manifest.jsonobserved cd04f909f2a725e4120a20408a983f20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:18.372379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072480/publication.mdobserved 2c86352231b583170eb378b488ff06e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:18.353844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072480/publication.txtobserved c1402aec92d24fae759803454e02a870...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. |
|---|