OpenTechnical

OT-2026-000070563

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, 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-2026-000070563) never changes.

Identity and time

Publication numberOT-2026-000070563 · never reused
Internal UUID01a0ae91-5460-7f8c-9af0-7f5a4b69c687 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070563
StatusPUBLIC

Content hashes

Canonical text61dd8efdd004117e6d152e73c13beb1bd90fb28307731cc1da11c5d648dc0b3e
Markdown2329ae31c06e07adda4c17b1efdba8efe0ab42215b0b8668524537309b278aa2
PDF
Publication page9ae0f54259288bd717a64cdb54083020c8ce79af8b51de3602f93a2925df3477
Manifestc6178b93cd305a1a59b2b5eb2d6005f72ad8003b777641775b3c78f219a419f2

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
SignatureuuCDMw+D0IG68jx4RA7Jel/JnN5wj3Ma9SxtyQn8lEu8iMYvQv5wM33GrR6dRAZf9lau/b7Tlj6vh1kdgUoyDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:24.848116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070563
observed 9ae0f54259288bd717a64cdb54083020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.827318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070563/manifest.json
observed c6178b93cd305a1a59b2b5eb2d6005f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.807558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070563/publication.md
observed 2329ae31c06e07adda4c17b1efdba8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.789511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070563/publication.txt
observed 61dd8efdd004117e6d152e73c13beb1b...
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.