OT-2026-000052223
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000052223) never changes.
Identity and time
| Publication number | OT-2026-000052223 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-7bc7-945d-f10dbb5714bb · 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-2026-000052223 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85f04265b1a3556d692a16b7a4952ea8bc6d10db068f222ba9b9fbc1115c474d |
|---|---|
| Markdown | 7763e3c54ce1a4254e10ca2e67c0aa1b6007034ccb3f5838c581a643fdf3d976 |
| Publication page | 4236a80a03866fe47e85023f2d14f5d7025b3e7460e14b50877ea6c8ff019f39 |
| Manifest | 06ec9e0ae4101209616305ba8718a130abd2dbc4d30c70be7e60cb497de8ea1c |
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 | /tFNimuu3l9kcsRA7j3bwuIN1dKl7XQDgB5HzKNL0+euCdeBzOtwWJnHDYlBzDlahz7XQA0YcCsP0a/fKuCPDg== |
| 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
| 2026-09-17T10:57:47.770100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052223observed 4236a80a03866fe47e85023f2d14f5d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:47.752356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052223/manifest.jsonobserved 06ec9e0ae4101209616305ba8718a130...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.719322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052223/publication.mdobserved 7763e3c54ce1a4254e10ca2e67c0aa1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.685943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052223/publication.txtobserved 85f04265b1a3556d692a16b7a4952ea8...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. |
|---|