OT-2026-000049325
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000049325) never changes.
Identity and time
| Publication number | OT-2026-000049325 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-70b7-8955-6c71c738c336 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049325 |
| Status | PUBLIC |
Content hashes
| Canonical text | 821133d938f4d83302ee40396ac420f69774c2f39af4bf9d54b88e4442b5fa2a |
|---|---|
| Markdown | 7f43fa86256df0deb59d3c5cfa5bcb297187113c53e5361ca8f3a996fecb2450 |
| Publication page | 11ff16a55155715ad3f68397aed7d421e63929eba1544b73179ddbf18ce37286 |
| Manifest | f8a95e1f59f32193ce7af890293f3411baea69ef93cfd8206cdc00d36975dfb1 |
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 | l+r4NGxipNZHXJ+LRL6A128iTQWrIxTSpH/Rc8Fn6kBhhVN2uQUrgzW5cr1heMfHzdCeRNgH3jnXwWWpoucpBQ== |
| 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
| 2026-09-17T11:04:12.000212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049325observed 11ff16a55155715ad3f68397aed7d421...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:11.976144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049325/manifest.jsonobserved f8a95e1f59f32193ce7af890293f3411...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:11.952273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049325/publication.mdobserved 7f43fa86256df0deb59d3c5cfa5bcb29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:11.931412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049325/publication.txtobserved 821133d938f4d83302ee40396ac420f6...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. |
|---|