OT-2026-000042489
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000042489) never changes.
Identity and time
| Publication number | OT-2026-000042489 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-7077-9bd7-1d2ef2d118d0 · 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-2026-000042489 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab4307637e72ccf5fd688e05164934ba9a1976c3534bb5d831d67f0b0a64598f |
|---|---|
| Markdown | 75f790b91049da450c954a8708f3762874953c0d9eadfc53b03794e0ddb372eb |
| Publication page | f4ae1fce3110f23cb0b9cbc6e813d17c574a07d3194c9d7f5f7ce89726c6ad3a |
| Manifest | 8b7bdad2950aed27969b8faac85a7d8a66e84ff7458d312b8b47484ae8b71c59 |
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 | sb7NQAMKW4qpqTRlELvbPsjavmbSNWgVrr8uOgogbHCnhF/Hi8EbRdrqFqUG9wOT/bedsPtunCfaKvYLfYGVBA== |
| 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
| 2026-09-17T11:14:03.675767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042489observed f4ae1fce3110f23cb0b9cbc6e813d17c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:03.657147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042489/manifest.jsonobserved 8b7bdad2950aed27969b8faac85a7d8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.637576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042489/publication.mdobserved 75f790b91049da450c954a8708f37628...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:03.617755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042489/publication.txtobserved ab4307637e72ccf5fd688e05164934ba...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. |
|---|