OT-2026-000042473
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000042473) never changes.
Identity and time
| Publication number | OT-2026-000042473 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-70bb-8517-006f5c13ff94 · 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-2026-000042473 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40e0b6c53bc9d02fb014d5fe8c12edf2409ebf9a2bd8aaaecb913fb05a8c4aed |
|---|---|
| Markdown | f3bd6fb0d60769560df87417d875b0ae950731fa880728a5f8214047c69e420b |
| Publication page | b1a280a3681985d41a6c5ee3cc1b2828c08416a50f2ad8c6b47966b7850f8c31 |
| Manifest | 2224c553450864d0dde42f512d7bf7e85ca42dbebd44d216b77f2e426fd5f6ac |
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 | r7jhH52VFXIgn/isbDfkKtVegrbHN/Yvn7dEvQf3qiWzL4u5RatRdafwAJCjuE28ubXWlBhkKYenpv1dMcpSDw== |
| 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
| 2026-09-17T11:14:02.342835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042473observed b1a280a3681985d41a6c5ee3cc1b2828...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:02.324626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042473/manifest.jsonobserved 2224c553450864d0dde42f512d7bf7e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.306626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042473/publication.mdobserved f3bd6fb0d60769560df87417d875b0ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.288054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042473/publication.txtobserved 40e0b6c53bc9d02fb014d5fe8c12edf2...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. |
|---|