OT-2026-000019224
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000019224) never changes.
Identity and time
| Publication number | OT-2026-000019224 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7df1-bfaf-b638f2b7eb59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019224 |
| Status | PUBLIC |
Content hashes
| Canonical text | c06a874139424af9c6554d3d4f82e21c01c453af841a8126bc04e6fd8df50069 |
|---|---|
| Markdown | f5e2eedc760027480c0be7643315e431be88f696109edc841df2657e9a1dcb82 |
| Publication page | 584e53ede5d8fdb994e2ff9b926fb227d9a657b6fdcaf84af7b83d21d7581559 |
| Manifest | 1ca5431f62983e8fb6aca3cb4ff5482309b35ce0afc93a4a857bc1243befad4d |
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 | FZIMiMvgJ3uFzzZgYLlTA8BYZKFwb9iLIh6GXMuQsEWgDzsIeUh7nQMNCgxbUkQevJq6Oj0tqUkdwrIZkmOfBw== |
| 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
| 2026-09-17T11:58:32.971472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019224observed 584e53ede5d8fdb994e2ff9b926fb227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:32.954928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019224/manifest.jsonobserved 1ca5431f62983e8fb6aca3cb4ff54823...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:32.936098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019224/publication.mdobserved f5e2eedc760027480c0be7643315e431...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:32.916084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019224/publication.txtobserved c06a874139424af9c6554d3d4f82e21c...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. |
|---|