OpenTechnical

OT-2026-000055099

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000055099) never changes.

Identity and time

Publication numberOT-2026-000055099 · never reused
Internal UUID01a0ae86-5e81-717e-85f1-60e7545a799a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055099
StatusPUBLIC

Content hashes

Canonical textf4bf5774b62cc2a17332e2c122e06d307653c04bc8dc182a431673f2087d06f6
Markdown323e3aaccd542516063fbfbdd0401f82bc90a690c7438470552b1dea5a90d034
PDF
Publication page319c739b22fba8beb70a163a85a2f9319e5d6805ff27e4457ca3c53df2aac9cd
Manifesta84a9865ebe6273462a6bd4258cea80852c44d5e2e07d2df8d6b42d4c1238728

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
Signature68Hg2PQM7hB27lqMd5f+wNDJfy6aPJd6lQ/9z7vIKNBLihzlj1YGAPQN0p3Eaw9zyp72FXJoziGr5pRsfztpAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:15.519470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055099
observed 319c739b22fba8beb70a163a85a2f931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.500288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055099/manifest.json
observed a84a9865ebe6273462a6bd4258cea808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.479234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055099/publication.md
observed 323e3aaccd542516063fbfbdd0401f82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.460326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055099/publication.txt
observed f4bf5774b62cc2a17332e2c122e06d30...
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.