OpenTechnical

OT-2026-000104445

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104445) never changes.

Identity and time

Publication numberOT-2026-000104445 · never reused
Internal UUID01a0aea5-3421-76a1-9ce1-aedd31b97d31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104445
StatusPUBLIC

Content hashes

Canonical texte5c4ba289aca8fbcaba92fbe21506b93b243a37af2d5c29097ad16f04277c93b
Markdown4faf7fdf617ee581e62969033e3aa48cd0030c94ea4aeefdd7950985197048d2
PDF
Publication page8e6cb01e69c22296d16ffa49aa094735744ab9a423989c121ac545b1bdd1bdeb
Manifeste4d1b2b63f3c046084e0bc4f1f052dd5a5830e3278b5b517acae6c51244be7bf

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
SignatureaBDC5AIgFyYWKPYRlOCePOFT51GOq7fsDQqhzftVTHaucH4cn3MHLPWPWfQeRbR3Qh9SRbkahcwQRY1N6/dADA==
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

2026-09-17T09:21:43.416380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104445
observed 8e6cb01e69c22296d16ffa49aa094735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.399949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104445/manifest.json
observed e4d1b2b63f3c046084e0bc4f1f052dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.383043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104445/publication.md
observed 4faf7fdf617ee581e62969033e3aa48c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.365679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104445/publication.txt
observed e5c4ba289aca8fbcaba92fbe21506b93...
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.