OT-2026-000049721
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049721) never changes.
Identity and time
| Publication number | OT-2026-000049721 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8fef-72e2-94f0-593ef81721b9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049721 |
| Status | PUBLIC |
Content hashes
| Canonical text | de80ac62af26218a1272234873bfd3c37f69f6ce6b1be94eb92df7937eaeff54 |
|---|---|
| Markdown | 972ed3c3a5ec34bba2cee465a4fb31a863dd3a2dd99b44ff2646c235f8bd021a |
| Publication page | 50b9227320d703c327330873e0dcaef898e8a42e6089cee991d518a2423fa2e0 |
| Manifest | 299ba2cae32239bf5e418560fd7c2b4e1804b5b1f9d5645b5cbc47bc6a8f08a5 |
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 | YWrA3RfcJuRJQ6Xmw5OYDHXoEpqDaf7OgE/bg6UqW3ei3u6LwNkXAS4rLqXWuVXstOmDz1vCGKnhhm3VSVi4Bw== |
| 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
| 2026-09-17T11:02:44.476102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049721observed 50b9227320d703c327330873e0dcaef8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:44.457009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049721/manifest.jsonobserved 299ba2cae32239bf5e418560fd7c2b4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:44.438489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049721/publication.mdobserved 972ed3c3a5ec34bba2cee465a4fb31a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:44.422123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049721/publication.txtobserved de80ac62af26218a1272234873bfd3c3...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. |
|---|