OpenTechnical

OT-2026-000097944

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000097944) never changes.

Identity and time

Publication numberOT-2026-000097944 · never reused
Internal UUID01a0aea1-92f7-7d97-babf-da29c553479e · 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-2026-000097944
StatusPUBLIC

Content hashes

Canonical text750fbac686deea603f905eec89b8a7256284cc5b450f3baedf56e76ffa767cd1
Markdown3d5068b52b72a00d429635526c6fbbac0789aa4189f6e661bccc04790b8d56b0
PDF
Publication page389903c40a01e0fb2f592ee460ee09c15c4abfa7eddea0c47f8f6009392a9a72
Manifestdd520971c75881fe6cb47369d99dd50bec81ceeed1eeaab65795c00381af5968

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
Signature9vcKuB/55AI94fp3PoZJ6HZrYSn0WL3NBkWhejoddB+5uf9UdexKe7NzamG8CTZMa+PRzYAbJRCixwSBKrncDg==
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

2026-09-17T09:33:04.744750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097944
observed 389903c40a01e0fb2f592ee460ee09c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.727828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097944/manifest.json
observed dd520971c75881fe6cb47369d99dd50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.710847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097944/publication.md
observed 3d5068b52b72a00d429635526c6fbbac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.691596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097944/publication.txt
observed 750fbac686deea603f905eec89b8a725...
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.