OT-2026-000104271
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000104271) never changes.
Identity and time
| Publication number | OT-2026-000104271 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7169-b329-f23588e36005 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104271 |
| Status | PUBLIC |
Content hashes
| Canonical text | 64aede1d97e9897fc8752221ed1fb1cb505681817f48bb7c72b0e22cf0ada32a |
|---|---|
| Markdown | 66d450ca03155c558217f2f2fd57d56a525303a4a07e89a00173e2ad5b5805be |
| Publication page | 2dbaa2bd4bd7ca7e084ca2b4cdc6bea14218878b8f12193177a5b7853691aa4a |
| Manifest | 166f8be9ff7a9613cd2c39901c996df8b6b1f7a1d493407418dd1a63bcca358b |
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 | i2wapM84XlKpaBgMz180Wtuu0Tm+m6Nuo2tJw0FhQN+HrqpWXzdQN4qE/0eG5BupyJjg0rrAQj8CuUE1KH/2Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:23.155891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104271observed 2dbaa2bd4bd7ca7e084ca2b4cdc6bea1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:23.138874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104271/manifest.jsonobserved 166f8be9ff7a9613cd2c39901c996df8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:23.123963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104271/publication.mdobserved 66d450ca03155c558217f2f2fd57d56a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:23.108091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104271/publication.txtobserved 64aede1d97e9897fc8752221ed1fb1cb...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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