OT-2026-000040493
Publication integrity record
Single cup vacuum gripper, pump fed, sustained blow-off after set-down
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-2026-000040493) never changes.
Identity and time
| Publication number | OT-2026-000040493 · never reused |
|---|---|
| Internal UUID | 01a0ae79-2702-7210-ac14-5261b61f0838 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040493 |
| Status | PUBLIC |
Content hashes
| Canonical text | f6bf3aaf20c9ca37580742bb5db4dc149bc25e85848d2a8d19220c8cbd510e0f |
|---|---|
| Markdown | 5b521b9b37f7cfefaf9128a2f3e6eb570d19461bf56f597597f5f3c29741be90 |
| Publication page | 1caf7b81435912db2661e8f88070822d71fb39226f7feb70c9515adfd4645b7c |
| Manifest | 775ab6baf133389e80c8166688c4e9aef5f0d0f0f54354d2843bde5585594908 |
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 | Ljl9HRRkHnDehx3RQRr4V+9L6QwB4+E3QdtHXdycukF5cjc1GNEQ7Godb/DIVkCR7vm2Vbu6Uf06e7oOM9+uBA== |
| 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
| 2026-09-17T11:19:32.511682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040493observed 1caf7b81435912db2661e8f88070822d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:19:32.495364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040493/manifest.jsonobserved 775ab6baf133389e80c8166688c4e9ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:32.477535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040493/publication.mdobserved 5b521b9b37f7cfefaf9128a2f3e6eb57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:32.458976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040493/publication.txtobserved f6bf3aaf20c9ca37580742bb5db4dc14...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. |
|---|