OT-2026-000007502
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000007502) never changes.
Identity and time
| Publication number | OT-2026-000007502 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-778a-bef9-fce8527f111e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007502 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4eef6d3b99f174ce65bc23430151cfa9d669e136073a7f7212dc0687770affc5 |
|---|---|
| Markdown | 96cebfb89ba8230b81e7b5e2a0d324cbd2e4a4a2584683b26005eb6a19ce8e67 |
| Publication page | a41ef28fc1ccdb85e0b7aed9f6d30643ff16c72a1269d4c188efa9b40b0c1bdb |
| Manifest | 9f14069f199ed71968fe9b8abbe7eda3a3db31514306b7813c99d97130f1364c |
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 | CEylIPE75tMn4JrNvPR3WIy3YeQmiWMEiDaeMpUf7Wc1dhgxqWX4vvWdA2/9mDNpTLMxry/YAR9v2yV19u5WAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:20.491224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007502observed a41ef28fc1ccdb85e0b7aed9f6d30643...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:20.474530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007502/manifest.jsonobserved 9f14069f199ed71968fe9b8abbe7eda3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.456920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007502/publication.mdobserved 96cebfb89ba8230b81e7b5e2a0d324cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:20.439038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007502/publication.txtobserved 4eef6d3b99f174ce65bc23430151cfa9...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. |
|---|