OT-2026-000052561
Publication integrity record
Two cup vacuum gripper, two outlet manifold, 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-2026-000052561) never changes.
Identity and time
| Publication number | OT-2026-000052561 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7122-8723-cb81be45377e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052561 |
| Status | PUBLIC |
Content hashes
| Canonical text | b433ef836a5012242c13c2fa949d698b228393b3d29f79c226555b8d83b10386 |
|---|---|
| Markdown | 820defb65f6757266f011eddc7e250a9fa9c8bd1274cb95a3f6298c1aada8011 |
| Publication page | 7a935df009251dafdd97932d6e225aa6b13bcc1ab1d565023e75c9cd7a69a029 |
| Manifest | 67256c1eae3b88de1210be542d62902b29e5267449f9346108e7c1effd910e29 |
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 | h5gLzpJeeLht8/n9a2qitqre69HRDXxR6QhTw6XG7wqGOV+aFA4LMBPPzFgjimksKUyFyw64j5w7Ieh38GfDAw== |
| 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
| 2026-09-17T10:57:13.074417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052561observed 7a935df009251dafdd97932d6e225aa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:13.057354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052561/manifest.jsonobserved 67256c1eae3b88de1210be542d62902b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.039904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052561/publication.mdobserved 820defb65f6757266f011eddc7e250a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.021523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052561/publication.txtobserved b433ef836a5012242c13c2fa949d698b...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. |
|---|