OT-2026-000006490
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified at each zone, vented 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-2026-000006490) never changes.
Identity and time
| Publication number | OT-2026-000006490 · never reused |
|---|---|
| Internal UUID | 01a0a95d-1087-7725-b414-e447900ba57c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:37:23.722252Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006490 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9a710330c883fdd6dbcb2df4dcc6c04e190d044167f81ae67bfafe48c4492b9 |
|---|---|
| Markdown | e420e4eac960744d6eeeedc02a15c115a3d2efbc993708d5e831d77ee5bc31a4 |
| Publication page | 54bec1d5f0e082a21cc023cf7de349d982e3621f460eb0b6b643c2f728cbcdf5 |
| Manifest | 00a9183513100ab9fe01fca6d3d68d221ce79b15505ab9a4d3562a197a78d3b0 |
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 | 4spSsBbxhNYz6BpQ6Us7Dd9ZNjKpqyoDgtGnsEYOlLRFH0aS+yZQK3D7MVO5wPcTuj/i6qqIB7wdeiBV0fVYCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:11.666880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006490observed 54bec1d5f0e082a21cc023cf7de349d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:11.653251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006490/manifest.jsonobserved 00a9183513100ab9fe01fca6d3d68d22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:11.640528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006490/publication.mdobserved e420e4eac960744d6eeeedc02a15c115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:11.626693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006490/publication.txtobserved d9a710330c883fdd6dbcb2df4dcc6c04...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. |
|---|