OT-2026-000051963
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051963) never changes.
Identity and time
| Publication number | OT-2026-000051963 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-7adb-aa80-42e45019cb1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051963 |
| Status | PUBLIC |
Content hashes
| Canonical text | d71e8e23a7df9db83c1fc2277a459130a798943b56868ef7468a24aab6d4f82e |
|---|---|
| Markdown | 3a4e9f79da9c5ca907f58a2ef2a1eec7b8be2df643882e4db2e1e8afaf073c46 |
| Publication page | 7e2f8d9d55e56671b829516f6b1ca914707a89adee70b2c7bec95d57ad9fffc0 |
| Manifest | aa65c4a36ca30447ce2fd03cb14d5ae5390adff352a2f1c452b31250d217d7f7 |
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 | vm2BglNmhOiWcOvrf9vUS7ZLgZm8gUZx8ZnzczXKg3tP0MFGGeKv9oda1yvQBy8loFqDmrRABM7e68c1MRXKCA== |
| 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
| 2026-09-17T10:57:27.550168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051963observed 7e2f8d9d55e56671b829516f6b1ca914...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:27.531033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051963/manifest.jsonobserved aa65c4a36ca30447ce2fd03cb14d5ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:27.513559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051963/publication.mdobserved 3a4e9f79da9c5ca907f58a2ef2a1eec7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:27.494246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051963/publication.txtobserved d71e8e23a7df9db83c1fc2277a459130...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. |
|---|