OT-2026-000042453
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000042453) never changes.
Identity and time
| Publication number | OT-2026-000042453 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-74d4-9f36-da356c1e8289 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042453 |
| Status | PUBLIC |
Content hashes
| Canonical text | c691f929d8dd9eb10983ae1d154c52e425ab65f8a27af653f6307779bedb3ee1 |
|---|---|
| Markdown | 37c63cb7698eb0827dc1662a19791572d52382e9ed0a07ce6ec29138ed4822c3 |
| Publication page | 019e2a3efe0ff2ecf57d81b0ccb1d01bb3b39dd1d88a84c87a99798fa92bb471 |
| Manifest | 995c415d49208e680b0f302864df88796b07efd194072202ad142d44a0459a7b |
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 | cJb3hufXuPDq37cr4gdoFeJbCwLfkBqCayJHlnSZaIV7Tx7JvrPkYYpQwXMmHtukdTAaAUYbrJu+hDaNOrnpBA== |
| 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
| 2026-09-17T11:14:00.776971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042453observed 019e2a3efe0ff2ecf57d81b0ccb1d01b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:00.758249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042453/manifest.jsonobserved 995c415d49208e680b0f302864df8879...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.738878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042453/publication.mdobserved 37c63cb7698eb0827dc1662a19791572...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:00.720138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042453/publication.txtobserved c691f929d8dd9eb10983ae1d154c52e4...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. |
|---|