OpenTechnical

OT-2026-000014520

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000014520) never changes.

Identity and time

Publication numberOT-2026-000014520 · never reused
Internal UUID01a0ae6d-b27b-7802-92de-7ca736999132 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014520
StatusPUBLIC

Content hashes

Canonical text3ee9f6bb4a023fe0890746b93e3d90481c66bd1820c4288c2ba219b749845bef
Markdownf8d4271b31692119b0ec1793a958666fca7852258528c62b07ed456a60aa348d
PDF
Publication page34ac9a26ede6c9cbae524dd05a503ba35fe1d52ef734f26f9aa90bc7c579027b
Manifest4357613d3ec2fdd6701dffd4e74ee7a7919042804d9e94898dacfb2ba499a742

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
SignatureU+dgnIGQTZDRGoT7WRwdyb8TqEOTzcWzZYIKk5nl2ZjKlOH77K9H1IYc+Xji4gCVXMpQKT2Tl5L8YgI+3rMiDg==
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

2026-09-17T12:10:21.414205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520
observed 34ac9a26ede6c9cbae524dd05a503ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.389771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/manifest.json
observed 4357613d3ec2fdd6701dffd4e74ee7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.362105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/publication.md
observed f8d4271b31692119b0ec1793a958666f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.338673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/publication.txt
observed 3ee9f6bb4a023fe0890746b93e3d9048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.798507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520
observed 34ac9a26ede6c9cbae524dd05a503ba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.779710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/manifest.json
observed 4357613d3ec2fdd6701dffd4e74ee7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.760680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/publication.md
observed f8d4271b31692119b0ec1793a958666f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.742886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014520/publication.txt
observed 3ee9f6bb4a023fe0890746b93e3d9048...
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.