OT-2026-000042823
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000042823) never changes.
Identity and time
| Publication number | OT-2026-000042823 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-750d-831e-ec5c5f2fcd76 · 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-2026-000042823 |
| Status | PUBLIC |
Content hashes
| Canonical text | 699c662ea2a9a9af4c6c79f1c4cb05b1aebf12032a9ea5b4a1ad88f66b8bb2c3 |
|---|---|
| Markdown | efddcb57e9fcd92858b0c4ffb89d49d2e4864ead677cc37cdcc63b4fa69fc3cd |
| Publication page | 7f91784f18d9fdbcea76ca407fe21f79f7772e88965af4761ef543fd81a45eef |
| Manifest | 17ea1583f218b5dffd087762ca0d92af1d1b232f526753f7070a87198fe89cc8 |
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 | S44WaO478c/UbU8CqgWfNyMjvg37PzVVCDWT7x551K1zxgB+pZRTAZO++UF7+RZKIp60ML7R9o6mubktZHoGBg== |
| 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
| 2026-09-17T11:15:18.159271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042823observed 7f91784f18d9fdbcea76ca407fe21f79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:18.142128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042823/manifest.jsonobserved 17ea1583f218b5dffd087762ca0d92af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.122960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042823/publication.mdobserved efddcb57e9fcd92858b0c4ffb89d49d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.104527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042823/publication.txtobserved 699c662ea2a9a9af4c6c79f1c4cb05b1...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. |
|---|