OT-2026-000028419
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pulsed blow-off before 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-2026-000028419) never changes.
Identity and time
| Publication number | OT-2026-000028419 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7611-8a78-5ccf662dc2f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 36e6cfc660b6e655da539a4121ef9a3fb409e80580bce5b1c9e5dddaa0fc8391 |
|---|---|
| Markdown | 3e15560286be906d57896eba32a1307fd2b5dbd2d0a8246a7feaadfd1f3fbee6 |
| Publication page | 0da6df9960bd982b5f5d9cb0e9d1cf0ffacbaa301d1790ce04b2e955a9ba9789 |
| Manifest | 986c40066d1620912de2d77c7038ca19f6f4f6e91b4a47cd36b75ab550b8663f |
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 | q8ToVPGOHqV6FDGKN7jo+wDv26DFAnJYs7AVE7R3dIEs1ZNYl4E6NpK+OnjXmns2IqWj72hp2Hhpzq0e0IXVDA== |
| 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
| 2026-09-17T11:40:33.092839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028419observed 0da6df9960bd982b5f5d9cb0e9d1cf0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:33.076318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028419/manifest.jsonobserved 986c40066d1620912de2d77c7038ca19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.061019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028419/publication.mdobserved 3e15560286be906d57896eba32a1307f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.045388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028419/publication.txtobserved 36e6cfc660b6e655da539a4121ef9a3f...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. |
|---|