OT-2026-000019784
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000019784) never changes.
Identity and time
| Publication number | OT-2026-000019784 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb4-72e2-b258-39c8f5927e73 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019784 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32854d47c1ed0aa8fb465d7076421481202939aa88a2cf7eaabd15121ea2aabe |
|---|---|
| Markdown | 500b57535040af5647485f0e06a266b762e7505557347ef6ba622f91f284a46d |
| Publication page | 1b093bc7e2ffef1f999fad75bd081b7a672d71c40151891ead8c9532c7c0a32f |
| Manifest | 11a5d209954971dc6fc5e98609c47a0c00dcd71339dd0c3bfe930016c72ed44f |
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 | zzrsPyZotIYXqsIeRztBIrK9mSuilrSNMgJ7bxX4+Z8zx80a11/eccuqvo5v3en8VHZltDdZTrGc8aE24npfBQ== |
| 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
| 2026-09-17T11:57:57.717933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019784observed 1b093bc7e2ffef1f999fad75bd081b7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:57.699240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019784/manifest.jsonobserved 11a5d209954971dc6fc5e98609c47a0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:57.680752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019784/publication.mdobserved 500b57535040af5647485f0e06a266b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:57.661525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019784/publication.txtobserved 32854d47c1ed0aa8fb465d7076421481...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. |
|---|