OT-2026-000042057
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000042057) never changes.
Identity and time
| Publication number | OT-2026-000042057 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d70-7e8c-a4e3-fe9d0065940d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042057 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4be15d454d6e1a085ef67fa6c6c53c5cf8479505fc8d9c487c1c5c8b08e28ab |
|---|---|
| Markdown | 3b1f16eff471251ae1705fe664c73e8bf58177d629ae5ad38d6d96665f19c8b2 |
| Publication page | 1404de564ab39968b7939a7e18ada7ceb49323ce6316d3c465f5029ca97801be |
| Manifest | 22607334f50c2c5298f68d086a3bc8e9ac9fde0f1cfc42e146a53997a86fdd5a |
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 | TkYw+PjLYOZeRAHyM9CZXl2D6a14GatPRpPdkQKbE8P5jse9Do/b4XulTUeD8OQg3UYx1kr445/v6g8rWNWKAA== |
| 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
| 2026-09-17T11:15:34.490572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042057observed 1404de564ab39968b7939a7e18ada7ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:34.470280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042057/manifest.jsonobserved 22607334f50c2c5298f68d086a3bc8e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:34.451400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042057/publication.mdobserved 3b1f16eff471251ae1705fe664c73e8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:34.430723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042057/publication.txtobserved f4be15d454d6e1a085ef67fa6c6c53c5...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. |
|---|