OT-2026-000018332
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000018332) never changes.
Identity and time
| Publication number | OT-2026-000018332 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7949-aa3c-99350c8aaf1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018332 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fc42d9e200fb0dc857a57ecc7e60235e477bf1c8db60e1e26e081602585b011 |
|---|---|
| Markdown | 5dee71699fe0f290470db3c0ad1f4687b198250e7ce4408e26e17b450766e86c |
| Publication page | bc7776d70b16707ddb9ffb08e186cae29e9b235295bf274b84d4ab7a8995cd3b |
| Manifest | 8bc0aa687c44fe26d69fcbfc30b9dd8be26eef3cf9a1bf23c684e145d56b3467 |
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 | YrtB+8S3ntFWJ2HfNxPWkOEeKyh+q0RIUDR+rP1FnxN1PHJTqlUoLbTK5wdcL5MhBAxlHAj07GtZDNfoMrMiBg== |
| 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
| 2026-10-03T20:41:32.321528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332observed bc7776d70b16707ddb9ffb08e186cae2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T20:41:32.239980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/manifest.jsonobserved 8bc0aa687c44fe26d69fcbfc30b9dd8b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:31.994455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/publication.mdobserved 5dee71699fe0f290470db3c0ad1f4687...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T20:41:31.913844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/publication.txtobserved 3fc42d9e200fb0dc857a57ecc7e60235...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:33.103986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332observed bc7776d70b16707ddb9ffb08e186cae2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:33.086543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/manifest.jsonobserved 8bc0aa687c44fe26d69fcbfc30b9dd8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:33.054018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/publication.mdobserved 5dee71699fe0f290470db3c0ad1f4687...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-20T04:23:33.019101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018332/publication.txtobserved 3fc42d9e200fb0dc857a57ecc7e60235...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 |
|---|