OpenTechnical

OT-2026-000034320

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000034320) never changes.

Identity and time

Publication numberOT-2026-000034320 · never reused
Internal UUID01a0ae75-df0e-7759-896d-66286470f0fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034320
StatusPUBLIC

Content hashes

Canonical textfd67354b5c52f532b23ea683107f8e00fef526c6ed7b4b83b99a83bf2b1d7bb0
Markdown53e2426991a62371202328fe7d417df3262319ccdc3444fcbc153900fc7d0334
PDF
Publication pagee23e28a12b5914682956951ccb12d3d390bbcb301d58e9b980e5ad7dd1bdedaf
Manifest637d87e5565b1cb1da07a7286e0345c2689fcb84ff214f2f49dca42f88f737e2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturelE6OsFG5sbk2BupeFf3n9Opk1EaVF4qNg0M5+KiG8EcQ1H9rY2miqZvpLgezZlXJeGL4hhhukIR7VYFTb6BBDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:00.846676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034320
observed e23e28a12b5914682956951ccb12d3d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.831784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034320/manifest.json
observed 637d87e5565b1cb1da07a7286e0345c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.815061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034320/publication.md
observed 53e2426991a62371202328fe7d417df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.798074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034320/publication.txt
observed fd67354b5c52f532b23ea683107f8e00...
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 archivePending 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 packagePending Custody packages are produced weekly.