OT-2026-000042817
Publication integrity record
Single cup vacuum gripper, pump fed, sustained blow-off after set-down
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-2026-000042817) never changes.
Identity and time
| Publication number | OT-2026-000042817 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-763b-9995-84566d2d086e · 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-2026-000042817 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49a806ea91fe24421f7ea2c25298d0a02653293561eb7595ae8404304dd7f890 |
|---|---|
| Markdown | 8e4e4de256bbcfe769c8b46e9062aebf9505f6f662601221e692f7bcf0babaa5 |
| Publication page | d1eebc17a3dbbdee304f9eb6ad036a2bdd0ea234b176044a11df99aeba0677da |
| Manifest | b8facbc2a61a4083a48fa4033b094218b711c2884a5f03d6b342d409d9a0d6d7 |
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 | QQoQl1CT0FxZD71RxbYF5gcsHJ+GyHpLjcq49qYQHA82ZgR8v1JxM1VijwBWkTQbI648FU7WtzX4ZMNNHtd+Bw== |
| 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
| 2026-09-17T11:15:17.698139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042817observed d1eebc17a3dbbdee304f9eb6ad036a2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:17.680853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042817/manifest.jsonobserved b8facbc2a61a4083a48fa4033b094218...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:17.664329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042817/publication.mdobserved 8e4e4de256bbcfe769c8b46e9062aebf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:17.644398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042817/publication.txtobserved 49a806ea91fe24421f7ea2c25298d0a0...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. |
|---|