OT-2026-000030457
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030457) never changes.
Identity and time
| Publication number | OT-2026-000030457 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e503-701c-ac19-8466b400d255 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d19d60152d9f22eab8e963a5784105316124a2c425ba9231292732185d7c639 |
|---|---|
| Markdown | 79eb406526b29d7a7a322403fe7f01473c1df4e38e69a408a84fd32b0704cce6 |
| Publication page | dbbdc7fe0af6e660521ef0ca2fcf5b9c707013609dd692f63ad2c8d244b66ae3 |
| Manifest | 2c7b9810621500110c230714348a5c15853c3b89f01f3a160173297f8da99863 |
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 | KFOFTnaO0x7TsEp+p5OTMGOWQUxkhVJBWxGZpfVaR3iNcQXOeexH4uoWln1pi6GpwYTurrqnjPfTg9e2tzP0Cg== |
| 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
| 2026-09-17T11:38:12.110643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030457observed dbbdc7fe0af6e660521ef0ca2fcf5b9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:12.093470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030457/manifest.jsonobserved 2c7b9810621500110c230714348a5c15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:12.073177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030457/publication.mdobserved 79eb406526b29d7a7a322403fe7f0147...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:12.055969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030457/publication.txtobserved 5d19d60152d9f22eab8e963a57841053...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. |
|---|