OpenTechnical

OT-2026-000029934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000029934) never changes.

Identity and time

Publication numberOT-2026-000029934 · never reused
Internal UUID01a0ae73-ac48-7483-a9fe-4e78f298cec2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029934
StatusPUBLIC

Content hashes

Canonical textaf5eef12d9b2e1814a0a92af99178b6b6f21bc381cba1da933e7efb0831ad376
Markdown4b2321995ded322bdec3c0748a28b55004ada1bce2dcd337d92841bc1ff18c9b
PDF
Publication pagea2a4311e554206e50703c91b11b166e55173e72e05c32ce75c017deab6c34c59
Manifest9ec8afb03e94f48b35a2a847c5a0114b1785209cc84f5ae71191589eba41d012

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
SignaturedO2ALo7OK7t8wiAzHreHsePUbucaUr62M2J7xQhu+KtM+tnIoEeF65Sf+yPPiHgG3pxBiqnrMzEACY42tooeCA==
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

2026-09-17T11:38:38.679713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029934
observed a2a4311e554206e50703c91b11b166e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:38.663480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029934/manifest.json
observed 9ec8afb03e94f48b35a2a847c5a0114b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:38.646752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029934/publication.md
observed 4b2321995ded322bdec3c0748a28b550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:38.631767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029934/publication.txt
observed af5eef12d9b2e1814a0a92af99178b6b...
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.