OT-2026-000054216
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000054216) never changes.
Identity and time
| Publication number | OT-2026-000054216 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7132-9131-bee5bb4d34d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054216 |
| Status | PUBLIC |
Content hashes
| Canonical text | 246a2f879b439dd5b2d1785a7793e424ff96d01841008a9a3a571e36997db849 |
|---|---|
| Markdown | de60991daae53f4b0cb6b4970cd68c1ef38165ee3c52dafc3128d944a261af23 |
| Publication page | c4a5448b3fcfbe4ff844561441283249b0f5abb8cd4f97afd0f6cbdd54de8d59 |
| Manifest | 08932db211f3a53b2fc7c3fd5ac0bbb8ecf57bf48e2b21c6e89102d012ea2e70 |
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 | S13V3PWgYBWbnRJq2SiWqugYYihU+oCjc6rPBalTCvsC/DsoKOQ7qmnlMhZSgMrm3glB8tuG0pD2I6K6rcG+BQ== |
| 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
| 2026-09-17T10:54:41.803133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054216observed c4a5448b3fcfbe4ff844561441283249...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:41.783148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054216/manifest.jsonobserved 08932db211f3a53b2fc7c3fd5ac0bbb8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:41.762030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054216/publication.mdobserved de60991daae53f4b0cb6b4970cd68c1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:41.741368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054216/publication.txtobserved 246a2f879b439dd5b2d1785a7793e424...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. |
|---|