OT-2026-000016569
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000016569) never changes.
Identity and time
| Publication number | OT-2026-000016569 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-2d14-7973-9a60-d66b4e4ef451 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:11.237946Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016569 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8e49c11080ce778e3178b6bf21f369b5b8551e5049549818b418fab32bff519 |
|---|---|
| Markdown | ec209134ee6e333038ca0f00c7dd5797b451b81a216ba82fba1db3dcd58dbc00 |
| Publication page | dd28ad39ba2bd86b907e0aa6b5169aa8e6793d2687da174de852aa1e36bd8baa |
| Manifest | 6b835a62302e85ceb956549ecb79ad195445d719f51d3c7ddfcdc4bb7ea9d1ab |
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 | 9FiS5MUoTpRMIEAoCX0OGb1C/ecAoZDSvU8bVHkIS1jne1b9emB+1/bKTG/Lz2UD5kbdqCZPYp72ReeLrIdmCw== |
| 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
| 2026-10-25T16:41:30.393213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569observed dd28ad39ba2bd86b907e0aa6b5169aa8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-25T16:41:30.346288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/manifest.jsonobserved 6b835a62302e85ceb956549ecb79ad19...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T16:41:30.295886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/publication.mdobserved ec209134ee6e333038ca0f00c7dd5797...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-25T16:41:30.244322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/publication.txtobserved e8e49c11080ce778e3178b6bf21f369b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:11.151163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569observed dd28ad39ba2bd86b907e0aa6b5169aa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:11.137625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/manifest.jsonobserved 6b835a62302e85ceb956549ecb79ad19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:11.122986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/publication.mdobserved ec209134ee6e333038ca0f00c7dd5797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:23:11.086701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016569/publication.txtobserved e8e49c11080ce778e3178b6bf21f369b...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|