OpenTechnical

OT-2026-000052244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052244) never changes.

Identity and time

Publication numberOT-2026-000052244 · never reused
Internal UUID01a0ae83-e791-726c-9246-cdbd23abc094 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052244
StatusPUBLIC

Content hashes

Canonical text03c6da2adb9b37fe6e7ffb9b1da665fb4f324f4b1ceb2fe1fe9e0e0904e24750
Markdown26130904d0d66eb4a00111e3e69220b56ce0e7bc917a0f613ff7e18ed3d0e3b4
PDF
Publication page477c2b0293b9f764be64ba3199afeb3c0cf920b2802e8caa5207eb4a2a55af39
Manifest4e837a88b6a70e07306c1a6def52bbeb8053beef4bdedde597859784a09d44cc

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
SignatureVeIC4h5FdSeSZli+w2EcfxmTFhU9FiiZIs+LVzruZOJ5VvUck130xHfaN+wVAb/7ZvLenQg3QMTb8vSfhPnFBw==
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

2026-09-17T10:57:49.459379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052244
observed 477c2b0293b9f764be64ba3199afeb3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:49.441896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052244/manifest.json
observed 4e837a88b6a70e07306c1a6def52bbeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:49.422176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052244/publication.md
observed 26130904d0d66eb4a00111e3e69220b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:49.403406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052244/publication.txt
observed 03c6da2adb9b37fe6e7ffb9b1da665fb...
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.