OT-2026-000004950
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, six outlet manifold, plant vacuum fed
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-2026-000004950) never changes.
Identity and time
| Publication number | OT-2026-000004950 · never reused |
|---|---|
| Internal UUID | 01a0a928-e203-77df-8961-a7e442090e84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:40:23.942323Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004950 |
| Status | PUBLIC |
Content hashes
| Canonical text | c96e976b45652f42c59e78b4fa88a1ae978c98982d58c75467a9e18aca5855bd |
|---|---|
| Markdown | 70b775e10d82b6a20c53438572a9a1405ae7f0fe7d00523f2d5c4c661b1a25ae |
| Publication page | 7b6c9fc46704c7b323588139827760b2c95a8f2fee06b7822b175c27f2e243f3 |
| Manifest | 1366a1836153705d5c528adfa61a11c73849d57085a98290fcecc3c8f79e369f |
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 | UOuP1vUkKEFh+Fmsfa3rl9Pt8w1nUOxVyePdkcQeBBy2p1qUhKFnbgqo0F/0dAn0efTyxG9WhroS/AfzwIDZDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:31.895238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004950observed 7b6c9fc46704c7b323588139827760b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:31.882322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004950/manifest.jsonobserved 1366a1836153705d5c528adfa61a11c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:31.871156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004950/publication.mdobserved 70b775e10d82b6a20c53438572a9a140...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:31.740096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004950/publication.txtobserved c96e976b45652f42c59e78b4fa88a1ae...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. |
|---|