OT-2026-000021250
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000021250) never changes.
Identity and time
| Publication number | OT-2026-000021250 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7018-a810-b95169b59c85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19b73b1a27d0f0300896c8a66ae9383550f2627d3c0ae3f9fd5a069f3f02d45f |
|---|---|
| Markdown | 49c41a7e23aeec7a9bd542a7e5053bd4c9e024e906cd1a7cd1372190cf66cf94 |
| Publication page | 8e4f63eab333e66c3a4c2f5932cb42ff3aae5b87c8349bab22ffe8ae82ae8d55 |
| Manifest | b2a599f82a16a489dcce01a37122e8cfbf8edef58cd814ce1a71c45e4e2f332d |
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 | MzO05eOKPo1uttQh3sxqU6DhjvgS8cSqddVnc5hLH3+tATsIL2lmXWxqJTYT91vGXSvpTyKVZ3wamUOiR1U6DQ== |
| 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
| 2026-09-17T11:55:04.018195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021250observed 8e4f63eab333e66c3a4c2f5932cb42ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:03.998718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021250/manifest.jsonobserved b2a599f82a16a489dcce01a37122e8cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.980175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021250/publication.mdobserved 49c41a7e23aeec7a9bd542a7e5053bd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.956223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021250/publication.txtobserved 19b73b1a27d0f0300896c8a66ae93835...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. |
|---|