OT-2026-000052942
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000052942) never changes.
Identity and time
| Publication number | OT-2026-000052942 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7b64-b6c4-d9ccc65a45e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052942 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c05e22db5e119bcd128b7b7188b8523fdb57705e36cb4da75ee3f570ae2fc8a |
|---|---|
| Markdown | fd32ea43b7283820f6f29de9e2c5d612b9603b5103a4908c00c05ec3f049d747 |
| Publication page | a1652621d2c23c513b239c73be16dc2d1cda0e0079ea789702de54e721f1cea7 |
| Manifest | e53b5def634e2e3be7e776e49aea03b4a7b045176627c393ea1a85fb41dc4b6a |
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 | sZZHHHC7CjKxUiycfq4BU1lhU0QFxo803VsL9EBvgvT0FMOZIoxojPCVYg0Lhr9TyDvKVTwdfEpuLF7nRdSCAw== |
| 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
| 2026-09-17T10:56:37.355452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052942observed a1652621d2c23c513b239c73be16dc2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:37.339473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052942/manifest.jsonobserved e53b5def634e2e3be7e776e49aea03b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.234575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052942/publication.mdobserved fd32ea43b7283820f6f29de9e2c5d612...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.216111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052942/publication.txtobserved 3c05e22db5e119bcd128b7b7188b8523...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. |
|---|