OpenTechnical

OT-2026-000023788

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000023788) never changes.

Identity and time

Publication numberOT-2026-000023788 · never reused
Internal UUID01a0ae70-aed5-75b2-b349-81bf5a1b4891 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023788
StatusPUBLIC

Content hashes

Canonical textbb57e1d50235f37fcd9f8fcebd40f1823d2fd972eca43dd740a1ebeb19f0a4ee
Markdown525c2168717d63c2ff1e569576027a36b0101bb4c458b83f2f0b993a46a901bb
PDF
Publication page59eaa6c30e3913b84da85f661479a28e0aba607598d539150daf65b745f1e9d0
Manifest5764abfad1f9496b3b83379613f96578e09ba2abdc0ac68fd391e2f9864f7b7a

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
SignatureqXfWtxruCzhcvl/J9AZ8/WpoMLCEM+GIa6V3LeLibPgRFuOTOzf77UaVmV1WOCo24iT7x8jPVv2z4CDpV6dtAQ==
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

2026-09-17T11:50:15.693915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023788
observed 59eaa6c30e3913b84da85f661479a28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.675976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023788/manifest.json
observed 5764abfad1f9496b3b83379613f96578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.658701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023788/publication.md
observed 525c2168717d63c2ff1e569576027a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.641109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023788/publication.txt
observed bb57e1d50235f37fcd9f8fcebd40f182...
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.