OT-2026-000068474
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000068474) never changes.
Identity and time
| Publication number | OT-2026-000068474 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2481-77ca-8e61-426a8cefe9b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068474 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f48344905e8951afa7aa410ca85cd05e11865e1dddb8d6b7d6aada774b989d0 |
|---|---|
| Markdown | 171c48d8d9b2ae55ec4d342cee0e1369f3b320c0277c7dc65016bdbab998b535 |
| Publication page | 018f3ab166013361a7348c136e98abd3c335c83b6904e861e003d85a34c3b115 |
| Manifest | 89d0026856c24b3d459643951ea80d0ec982e143f14c5f459ce0223e444a2aa6 |
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 | tIo6lbyf1xGbLqyakK+UaBU0Iien9I5hF0e1ZWWDQg0htQiB9aJ0F/OCethiyxKjcdN68ENq6n2m/Ic+YZ+vBA== |
| 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... |
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Independent retrieval
| 2026-09-17T10:29:37.498339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068474observed 018f3ab166013361a7348c136e98abd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:37.483256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068474/manifest.jsonobserved 89d0026856c24b3d459643951ea80d0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:37.466725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068474/publication.mdobserved 171c48d8d9b2ae55ec4d342cee0e1369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:37.450439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068474/publication.txtobserved 7f48344905e8951afa7aa410ca85cd05...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. |
|---|