OpenTechnical

OT-2026-000024001

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000024001) never changes.

Identity and time

Publication numberOT-2026-000024001 · never reused
Internal UUID01a0ae70-aed7-795c-ac62-37355500b777 · 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-2026-000024001
StatusPUBLIC

Content hashes

Canonical text076b1154ca589852340c04911b7f9f9d6bc3af15f500e47a69186fbc40b66686
Markdown803bbf1b2ade6c185d7d9b7ff67dcbbe1a30f345a49dc0c47470b1c703d7d644
PDF
Publication page7893c29dac6b79a4634be1352463c6ce4b1e2fb85f759ffc4ab0b50f67e69797
Manifestf0baab2819e58adfcbc360ccd5a1fac91efe35dbfb0719e8d1054634697d2d6f

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
SignatureG6eyEAoTWyDOxpBMjv28LHrvCOazJSpN7djcUDXOJyUncPi4pGJgrOXh2GatB3zjvA56RnB6Qewjyt3lActfBw==
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

2026-09-17T11:50:46.632475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024001
observed 7893c29dac6b79a4634be1352463c6ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.613432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024001/manifest.json
observed f0baab2819e58adfcbc360ccd5a1fac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.596393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024001/publication.md
observed 803bbf1b2ade6c185d7d9b7ff67dcbbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:46.575542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024001/publication.txt
observed 076b1154ca589852340c04911b7f9f9d...
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.