OpenTechnical

OT-2026-000017402

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000017402) never changes.

Identity and time

Publication numberOT-2026-000017402 · never reused
Internal UUID01a0ae6e-76c9-7dc2-9a16-6185b2b3b715 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017402
StatusPUBLIC

Content hashes

Canonical text5e32ac925ea4f72cf0454b30381c057d80e3ee0dc09c8ce51dd6d31ac2545696
Markdownb26afc858f33c28f516750251951223d8d859e8a0e4140a3b746f8c9b85fffd1
PDF
Publication page4f5df05b7087d9cbf526c746da574a51d93ac23b477e1554a1851cef92c07372
Manifesta113a630937a2115c186f0371224b1647253f2862c8a274fbe651c66843ec5b8

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
SignatureQ4lwUVNMk0//ChXh8QM4ktFOvRa+GxV/0RM/80C8u6wVvR6hK7xHknDvaOA9N9cgigI8f2MIEc2IJeOwbyivBg==
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

2026-09-17T12:02:31.749108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017402
observed 4f5df05b7087d9cbf526c746da574a51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:31.731510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017402/manifest.json
observed a113a630937a2115c186f0371224b164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:31.713890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017402/publication.md
observed b26afc858f33c28f516750251951223d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:31.696996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017402/publication.txt
observed 5e32ac925ea4f72cf0454b30381c057d...
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.