OT-2026-000049457
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000049457) never changes.
Identity and time
| Publication number | OT-2026-000049457 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-71b2-ba3d-647aa8fc4cbf · 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-2026-000049457 |
| Status | PUBLIC |
Content hashes
| Canonical text | db9f3ac82fbb16937f2b3884a6bd697dd1b4b4c26b201a2c7905432c4480a25a |
|---|---|
| Markdown | 591dc6f9510a10a8e1a89b1e2774e4f5298d1e066d2374a59588776d04d18d1f |
| Publication page | c92ead499ff8dd64ade94e73dbec7e56cc77ff1bf2d85aad7e5ad8547b8d6602 |
| Manifest | 074c2f8ea52309b4277811d11e038e558555a4f93e19f8f5f75aeac63751aa6a |
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 | NNg8UJo7AHa4lWeAqPRt4TIiEQwgLBNHCKPaoRVQHdrc6JpPxdUR8vtsGKsy0irnIn98DB+VTCkDFM2RKYubCQ== |
| 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
| 2026-09-17T11:02:17.680770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049457observed c92ead499ff8dd64ade94e73dbec7e56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:17.662633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049457/manifest.jsonobserved 074c2f8ea52309b4277811d11e038e55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.643730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049457/publication.mdobserved 591dc6f9510a10a8e1a89b1e2774e4f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:17.624291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049457/publication.txtobserved db9f3ac82fbb16937f2b3884a6bd697d...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. |
|---|