OT-2026-000020256
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000020256) never changes.
Identity and time
| Publication number | OT-2026-000020256 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-71ab-a732-43a3b544aaf9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020256 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50c651fabd1667cb8195c5dac53fbb3bd17df5dac13969000442af8412680fb4 |
|---|---|
| Markdown | bb034cc5c97c75c4540b6cee9038391bb0390c96740ad79a7046f59c1a3b202e |
| Publication page | b7fc50dbfc653f6f68df138cba98820148913cfa579c0df66d2e17d781fec69d |
| Manifest | 7566a12da15a1d2a119de024ad181c8eeba4492bf8a725a143b4392a56ba9c00 |
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 | p3kCzb3DnmIs9waEeykuMOMMnl4FzlgLLqbqYuPlwRbWFV8SDYqzpUL9xpU/t8IrEj0DxGgAKvjkJxA6vONNDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:56:36.088981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020256observed b7fc50dbfc653f6f68df138cba988201...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:36.071489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020256/manifest.jsonobserved 7566a12da15a1d2a119de024ad181c8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.055376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020256/publication.mdobserved bb034cc5c97c75c4540b6cee9038391b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:36.036990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020256/publication.txtobserved 50c651fabd1667cb8195c5dac53fbb3b...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. |
|---|