OT-2026-000064720
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-2026-000064720) never changes.
Identity and time
| Publication number | OT-2026-000064720 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-deb9-7f58-8498-6bca942e51c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064720 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ba6c52033878f2f484f492a161887c076d19075cad9fafdc7820552df9fe300 |
|---|---|
| Markdown | 75652082c207b1e010b7242012e352b16275a0e64d1ae34cfda03ee51634cb2b |
| Publication page | fe11070d3df74404c3624225ae22653370456f3c9fef18dd62334df7ee1aadeb |
| Manifest | c4b1e658cc5dcd23dfd96a2239ea16a12584d5331d117e8e5968e79cf4e60d4f |
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 | fJQkacanxJs/YPGgEPKLHufD25FAtUSm6x7YgzBY43AgLYl80Mk/vy4l/f5jdhiyCCtETOIcpT1ak8UOKq+SCQ== |
| 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
| 2026-09-17T10:35:35.683075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064720observed fe11070d3df74404c3624225ae226533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:35:35.663209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064720/manifest.jsonobserved c4b1e658cc5dcd23dfd96a2239ea16a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:35.645605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064720/publication.mdobserved 75652082c207b1e010b7242012e352b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:35.627606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064720/publication.txtobserved 4ba6c52033878f2f484f492a161887c0...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. |
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