OpenTechnical

OT-2026-000018006

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000018006) never changes.

Identity and time

Publication numberOT-2026-000018006 · never reused
Internal UUID01a0ae6e-96fc-7590-9988-e558e9689142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018006
StatusPUBLIC

Content hashes

Canonical text311c94ebe741d733d6c2eee75dc02355c68b5f0ec6c6b937f3ca5a139fdc0edc
Markdown39a009f39bd7f795d71f5d3ad666655088aed741f6ffbf6f7b27bf2b0a543ea4
PDF
Publication pagef368eb08f0b0189e82f08f946661e71b241f9521fdc71389e3e18439c744a6b8
Manifested8fe489e4c2ac9454febdc3fd0b424ecf46eb7f0fc3a285f8d43101be42d11d

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
SignatureUfO5kYOiGjZILH67kQSxwyIRKKmBfXPKhzTYXYP0/ubSOBri/lpvomXLajBDLdoEpRpH2CRM3VaMAaA438DBDQ==
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

2026-09-17T12:02:01.708302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018006
observed f368eb08f0b0189e82f08f946661e71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.691767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018006/manifest.json
observed ed8fe489e4c2ac9454febdc3fd0b424e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.674333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018006/publication.md
observed 39a009f39bd7f795d71f5d3ad6666550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.656443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018006/publication.txt
observed 311c94ebe741d733d6c2eee75dc02355...
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.