OpenTechnical

OT-2026-000037824

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000037824) never changes.

Identity and time

Publication numberOT-2026-000037824 · never reused
Internal UUID01a0ae77-f889-7603-81cb-e694d9beeb44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037824
StatusPUBLIC

Content hashes

Canonical text1918d116a29d0dd925c95e03ba35c50d744043e8efc2a254c4450ee97bc62d53
Markdown6bc290406acf57d228a3c5d22edabfd67e4f80da7c8fcf1016b5f504cb6a7500
PDF
Publication page443a51b0c519a23b02a7d9023785a968ecbd226bf7d23e5d70d6cc4a1d4a107e
Manifest299ae8569159d7ede61dda520fc5f83caaf9c852b632d0ac26b513ada37f24aa

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
SignatureYgpPBc+m4yovpz2TV14w7/P40ZW3hVKoEFfoFNd0Xk9T4vbOLCOnTxTIdQ7N1uRTarsKK2wnKJjP4j4B77DiDA==
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

2026-09-17T11:23:04.541514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037824
observed 443a51b0c519a23b02a7d9023785a968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.522572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037824/manifest.json
observed 299ae8569159d7ede61dda520fc5f83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.504217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037824/publication.md
observed 6bc290406acf57d228a3c5d22edabfd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.487582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037824/publication.txt
observed 1918d116a29d0dd925c95e03ba35c50d...
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.