OT-2026-000041894
Publication integrity record
Three pad foam 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-2026-000041894) never changes.
Identity and time
| Publication number | OT-2026-000041894 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-7fe3-8aed-bcf94f3b28f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041894 |
| Status | PUBLIC |
Content hashes
| Canonical text | b36eb3f250e651a44cd39cc4ac05533932a34c4ce8f634db9d446814f0184ba5 |
|---|---|
| Markdown | 915cd72b6c7bab08b5575b5f001d0c7ff1fe6027fcb0c256bdb63ae0eebeda5d |
| Publication page | b06f1315d5c0a8a2c2653df9e9d4f51ee13772cbdf06135f6f737dee3ad6bab9 |
| Manifest | 46b2ba793ecfbb513f456417f5599c9f973f94a003e9a020a8b86b343a4b6eb9 |
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 | ONv2Ou0FwBPDXT6+t2U8pRAhTt6uWCZ8bARZTArFZYsxJSHxRlkMQ5iT1yZv0Ia+QPYJAfOtuaYjrY2vKvOtCw== |
| 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
| 2026-09-17T11:16:46.383220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041894observed b06f1315d5c0a8a2c2653df9e9d4f51e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:46.366378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041894/manifest.jsonobserved 46b2ba793ecfbb513f456417f5599c9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.348263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041894/publication.mdobserved 915cd72b6c7bab08b5575b5f001d0c7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:46.331037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041894/publication.txtobserved b36eb3f250e651a44cd39cc4ac055339...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. |
|---|