OpenTechnical

OT-2026-000016308

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000016308) never changes.

Identity and time

Publication numberOT-2026-000016308 · never reused
Internal UUID01a0ae6e-2d12-7fea-9322-03deb78ce620 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016308
StatusPUBLIC

Content hashes

Canonical text84cfc87bd3a708b9aa2d9084eaa362529ed21d9565a899a497c0f3206dc8d941
Markdownc0fe833fcc943efd3c8e5d74610a32de06f0721bd90011da8e51c311920479a0
PDF
Publication page1eb4ab3b2201999549fe4d512084ce27605fd974b637d6e1b1979e07aa8cfbdd
Manifestb3c8078511eaa0381b0682efccb9528ca1d205bcfc5710962cb8dc1e87c17151

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
SignaturetFsJojA8N8v5VCtUToamYTWnpa3Eft0+lPjPpwSSDjfqbvxWj/YHob/FlIaQYkK+d64v8qmTRuFRyd3zIyi9DQ==
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

2026-09-17T12:03:48.306206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016308
observed 1eb4ab3b2201999549fe4d512084ce27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.287170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016308/manifest.json
observed b3c8078511eaa0381b0682efccb9528c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.267653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016308/publication.md
observed c0fe833fcc943efd3c8e5d74610a32de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.249012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016308/publication.txt
observed 84cfc87bd3a708b9aa2d9084eaa36252...
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.