OT-2026-000004615
Publication integrity record
Porous face vacuum gripper, four zone face, six outlet manifold, ejector fed, pressure verified
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-2026-000004615) never changes.
Identity and time
| Publication number | OT-2026-000004615 · never reused |
|---|---|
| Internal UUID | 01a0a91d-ca1b-79e8-866a-ec90fc1a2c3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:16.926088Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004615 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9fae05900d6b6855a5262b3a4eb74d27e8b2a5f52d21965e447eb9cb8e1536f |
|---|---|
| Markdown | 37ab7b843a479452db22091dbe867041964e4a653f95d7f0a2462de8f83f9473 |
| Publication page | d82805433eeb33577af762c058f23c892320fbcc9b804ed8543a385e08478648 |
| Manifest | f8e3b2237a06998b8c3a50508b75f040033ac23e96a7c35c46ed3146d3f94334 |
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 | KvoG3IrhVQw5QFs4QgEmqWK+UgfUdU9UYwZkKJa5XonH3ZU9uxKtLc2FdCa+Mp1qR/ZlssboaXKT/TfO4PIIDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:08.918478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004615observed d82805433eeb33577af762c058f23c89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:08.905124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004615/manifest.jsonobserved f8e3b2237a06998b8c3a50508b75f040...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.889401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004615/publication.mdobserved 37ab7b843a479452db22091dbe867041...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.873984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004615/publication.txtobserved b9fae05900d6b6855a5262b3a4eb74d2...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. |
|---|