OpenTechnical

OT-2026-000017732

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000017732) never changes.

Identity and time

Publication numberOT-2026-000017732 · never reused
Internal UUID01a0ae6e-96fa-796a-ad65-af371073459f · 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-2026-000017732
StatusPUBLIC

Content hashes

Canonical text2575782bca363d3958297578417e51061c919efd83ef5ade4eec0954914fc4e3
Markdownc9057074df9ae8b61cb6c078e1536be46e46d28d5a8c612741cac5c00d9df54e
PDF
Publication page84c37206e5938c391cfcd770c6ba96102474252a530a78d9ee5787dc8f822607
Manifestc571f4c01dd32ee9bde5c0a11c60cce9f49fbda212e596dbc6b4cb943780e31c

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
Signature7nmWkcVaHKqStNSE8WWBvm+Q5foVEowUw+jhBDgRd9cFJ8ZdHvZsw1JhjhMRKfGeQK86UuYOfPOTfmypUIRRCw==
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

2026-09-17T12:01:40.995109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017732
observed 84c37206e5938c391cfcd770c6ba9610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.979203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017732/manifest.json
observed c571f4c01dd32ee9bde5c0a11c60cce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.962695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017732/publication.md
observed c9057074df9ae8b61cb6c078e1536be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.946708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017732/publication.txt
observed 2575782bca363d3958297578417e5106...
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.