OpenTechnical

OT-2026-000097603

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000097603) never changes.

Identity and time

Publication numberOT-2026-000097603 · never reused
Internal UUID01a0aea1-92f1-78c0-8e99-21c465043122 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097603
StatusPUBLIC

Content hashes

Canonical text3932ef76d168919c2dfabd1f07eabbb83bf0a8589a8ec86a8045ddd25abf42a0
Markdown2d76e9d2f681a5dcc8205c8fb40c5d899957ffd903696fe60423ef94531ce2ca
PDF
Publication pagef83e739fdc22735ddf2c20c5803b27040cdc090cf9387c2d01372b9a68cf781b
Manifest965cbd1bcf496cb90fdb5ab35df7954ec1d815d84624754bb2c8c5f4efecca62

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
SignaturehOFYJRBQfJq6gOp4kRCFHzZ7Lu5tjpqpMRTUHMgnDWVpsZ1xFfH34G5zhJrLhnbuf0JSjxlOif0HVRfju0PgDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:36.615680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097603
observed f83e739fdc22735ddf2c20c5803b2704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.596633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097603/manifest.json
observed 965cbd1bcf496cb90fdb5ab35df7954e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.578659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097603/publication.md
observed 2d76e9d2f681a5dcc8205c8fb40c5d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.561728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097603/publication.txt
observed 3932ef76d168919c2dfabd1f07eabbb8...
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.