OpenTechnical

OT-2026-000040460

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000040460) never changes.

Identity and time

Publication numberOT-2026-000040460 · never reused
Internal UUID01a0ae79-2701-792b-83e5-125ff9f0816e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040460
StatusPUBLIC

Content hashes

Canonical text0471ed495dfc85d7b4e79800829e0ab3530224833842099fad5c90c8191efe64
Markdown2626430e6407b4bff63e829fa231c39c5e3f49bf262292aa1b82487d46a42ec0
PDF
Publication page80787fe2d051cd6799d85c0232ea36833fb045700a79edb1e6bba4de22c749d8
Manifestc1305c843d17a059e56e2acecb5242d5d6ec6f8bf48fcd6ca4d1350b65244222

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
SignaturewjyiiuPtb7XmEGjLTz+ow4Nfg3ZJcq4AaDZMFCaupVQCs/dW+cO3tB6Sn9j7UrQrXINo1GNJwbGFCJ7T7Ve5Bw==
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

2026-09-17T11:19:30.300983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040460
observed 80787fe2d051cd6799d85c0232ea3683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.282289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040460/manifest.json
observed c1305c843d17a059e56e2acecb5242d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.264650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040460/publication.md
observed 2626430e6407b4bff63e829fa231c39c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.245509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040460/publication.txt
observed 0471ed495dfc85d7b4e79800829e0ab3...
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.