OT-2026-000004077
Publication integrity record
Vacuum cup gripper, four zone face, three 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-2026-000004077) never changes.
Identity and time
| Publication number | OT-2026-000004077 · never reused |
|---|---|
| Internal UUID | 01a0a90e-540e-7106-b7a4-f5b996ed2c98 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:23.665614Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004077 |
| Status | PUBLIC |
Content hashes
| Canonical text | 827f66f8fbdd2492dcf0ae9801c5d297028bf73e9fe8254655156a948efc6314 |
|---|---|
| Markdown | 7903c840729fb86d9e7a0ee8b0efc0be9727a371fc59071f654734ccad4485f7 |
| Publication page | a98f6056644ca8de042e0441a69a02715f4ca8fccaef7a4e2a98fb78bf93215b |
| Manifest | 3503d537c18143d27bd0d48fc3cd7cfd59d548561173779a4cf28678310ffa29 |
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 | uzNiDE97FwTZguzN08C9LvAjqfrWl7x5KiAuVtlocex5Cuo787YbAH/xgU60hB/BDm1ovDsFEpJz/wkbtwffBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:34.908305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004077observed a98f6056644ca8de042e0441a69a0271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:34.894205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004077/manifest.jsonobserved 3503d537c18143d27bd0d48fc3cd7cfd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:34.879334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004077/publication.mdobserved 7903c840729fb86d9e7a0ee8b0efc0be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:34.743616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004077/publication.txtobserved 827f66f8fbdd2492dcf0ae9801c5d297...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. |
|---|