OpenTechnical

OT-2026-000094103

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000094103) never changes.

Identity and time

Publication numberOT-2026-000094103 · never reused
Internal UUID01a0ae9e-92ca-747a-b3c1-12396824b129 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094103
StatusPUBLIC

Content hashes

Canonical text8dac632382d6f92372c8a76e28ecbd7c829198199577ffe943e14ccf41c0a0ea
Markdown361da0f27f1a2e3c97a7e5d5648096e7693675fc761315fe05060f32fc885eea
PDF
Publication pagec599c912568d2c634aafba2c6d39505c8e58df652e1d3b04484ef0a0723e901b
Manifest3233ce121c5f0a770f70ae8b66b5bcff29e01fb724d9d822ff4bc073c2f6009e

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
Signature9fV1wCEWVMOWeeqo1+cORkePTB0vh30+og5NupLg+17X9vtUHKSv9Ld1QMrVzDnHdrxiHI5686u+Tyf12/n1Aw==
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

2026-09-17T09:38:32.492442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094103
observed c599c912568d2c634aafba2c6d39505c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.474269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094103/manifest.json
observed 3233ce121c5f0a770f70ae8b66b5bcff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.431690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094103/publication.md
observed 361da0f27f1a2e3c97a7e5d5648096e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:32.391744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094103/publication.txt
observed 8dac632382d6f92372c8a76e28ecbd7c...
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.