OT-2026-000055593
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000055593) never changes.
Identity and time
| Publication number | OT-2026-000055593 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-7b33-bf7f-8b4fbac73125 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055593 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73c6de89c88abb3048f64d9d0df3cdfb22bc7cb14ab8515f70cb8ed78516738b |
|---|---|
| Markdown | cc2f334f99f0bd90f1378d66120aeb868eb25197fa3bc6a5064ce0e6ce4679fb |
| Publication page | 85879297f0226ab4d46182459b5463333ede1853c510fdf14d15fe94c9c9fd4d |
| Manifest | 0a7b2f8176d8b09358ec8248e9964a63350a5ad81b3c094f403c2e78866e73b8 |
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 | MzYl1GS4Yb7tzFjk22yYRUeehDaMXDZEhyJP9Fbuvec5MrkXAenlwOR2G7wguXC2TlLfJB/EcE1tdkuvJM5TDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:52:49.937542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055593observed 85879297f0226ab4d46182459b546333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:49.920121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055593/manifest.jsonobserved 0a7b2f8176d8b09358ec8248e9964a63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.904215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055593/publication.mdobserved cc2f334f99f0bd90f1378d66120aeb86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.888260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055593/publication.txtobserved 73c6de89c88abb3048f64d9d0df3cdfb...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. |
|---|