OpenTechnical

OT-2026-000099584

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099584) never changes.

Identity and time

Publication numberOT-2026-000099584 · never reused
Internal UUID01a0aea2-c975-7522-95ee-ead3ef581810 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099584
StatusPUBLIC

Content hashes

Canonical textde5f6532029c5ceaf8eb8d7b48c1adbf5ae08f8da15afb3e9595477622395c63
Markdownd6caa6d6e5f2721203e65ef9ac178af6c7ce60284801dbff7cc70b2fb64547aa
PDF
Publication page7649bf1fcd74ab2e7e60d86d6ccece0c53475a9ef3eabbdb0dd69c34f0964b2c
Manifest8a41c6cb3f3361d63a32b4dc31139966596b225de8f4bdcb3b33e2a6bf9ee6de

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
SignaturegtJB7LhK2YdNfIxOR2DsXXDrZvrwy8CtrV7H4piz/ZF4CYzQWVsCj/sqD2k37TWAyRq/PNIJZNABN9vrQoGoCw==
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

2026-09-17T09:29:30.382868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099584
observed 7649bf1fcd74ab2e7e60d86d6ccece0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.364577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099584/manifest.json
observed 8a41c6cb3f3361d63a32b4dc31139966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.346833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099584/publication.md
observed d6caa6d6e5f2721203e65ef9ac178af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.328903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099584/publication.txt
observed de5f6532029c5ceaf8eb8d7b48c1adbf...
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.