OT-2026-000087657
Publication integrity record
Three cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087657) never changes.
Identity and time
| Publication number | OT-2026-000087657 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7db8-b19a-cc0ff3d7eea6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087657 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5da32a5625a5ee2165f5c760d9d799d3a2e0de8a6e15a128dbec0d77477a32a5 |
|---|---|
| Markdown | a4868942c89f5ca8876381973124d6a6bae746d0c11071bb18b07cebdd69bd4b |
| Publication page | b54b0d90efa46eb25d4b42aff6deedb9830759a1e8d65719da9689b117d9ca00 |
| Manifest | bff273082b7ad5f8842900135006c15fd4fb1e989741e73fbbf1267953750195 |
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 | PWfTgwJLtyGarswsmZFbD+qKviHhywL559gxN15eeEHdmKOQAPIbnLEHRX/DrCtrync2ELupt0LiSYRkcVLpAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:51:06.160237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087657observed b54b0d90efa46eb25d4b42aff6deedb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:06.145110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087657/manifest.jsonobserved bff273082b7ad5f8842900135006c15f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:06.130078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087657/publication.mdobserved a4868942c89f5ca8876381973124d6a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:06.113128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087657/publication.txtobserved 5da32a5625a5ee2165f5c760d9d799d3...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. |
|---|