OT-2026-000054420
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000054420) never changes.
Identity and time
| Publication number | OT-2026-000054420 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1282-7b75-8219-5d7f96863b53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054420 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8f57147879fb270fba74eb66bacdc06152920378b4e17b2fe5d00a8a9a406e3 |
|---|---|
| Markdown | da3373e775e4bef3b669ecd71ac05b359d0ffa3df7ff94b981ef0b656bbf02da |
| Publication page | 7c4c486413fdb849c853f5e2a7ac72980fa5d41e74cff2bbf5c5a76fad226d9f |
| Manifest | 15026ab5dfa6ed628f1a0af910ec5044f5091c0b769e2eddcd91dfff87660729 |
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 | FHY99eY7aDe31fPw/T0FySPjYQywelSgheVqULvHin1HoDVJr0E5dIl5R2e2kNDPuxg0W+5yk8TqTMcjHAEaBA== |
| 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
| 2026-09-17T10:53:24.175440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054420observed 7c4c486413fdb849c853f5e2a7ac7298...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:24.158883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054420/manifest.jsonobserved 15026ab5dfa6ed628f1a0af910ec5044...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:24.139507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054420/publication.mdobserved da3373e775e4bef3b669ecd71ac05b35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:24.119601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054420/publication.txtobserved e8f57147879fb270fba74eb66bacdc06...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. |
|---|