OpenTechnical

OT-2026-000018014

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-2026-000018014) never changes.

Identity and time

Publication numberOT-2026-000018014 · never reused
Internal UUID01a0ae6e-96fc-7bf2-8fb7-659605d6bc8e · 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-2026-000018014
StatusPUBLIC

Content hashes

Canonical text98d3cb10d40249bed4f683eedf2e545e2b089a983ed382b74a2d9bf61149b61b
Markdown7511fa446091428dd6b50e9162da8ff137a3b6121d69e119f5fbd59aa5a18a4e
PDF
Publication page44b347dcbad0f73b4d2d55e69c7ad561f9a7988334ae43fc0768dbfecaec2d64
Manifest08cd205ab173b2ee046980ad81350be51c83f3a4d5b62cae9b5f1bec1c9486d8

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
SignatureAf6HT1B5263f+MZoSFvFjYluW3KnqnD+x1Nyl40e7MZcrVuPGotd7H7Cf0/xllOuYDu70kb5xrx2IAGjllr0Dw==
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

2026-09-17T12:02:02.302141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018014
observed 44b347dcbad0f73b4d2d55e69c7ad561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:02.286335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018014/manifest.json
observed 08cd205ab173b2ee046980ad81350be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:02.270260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018014/publication.md
observed 7511fa446091428dd6b50e9162da8ff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:02.255020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018014/publication.txt
observed 98d3cb10d40249bed4f683eedf2e545e...
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.