OpenTechnical

OT-2026-000051283

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051283) never changes.

Identity and time

Publication numberOT-2026-000051283 · never reused
Internal UUID01a0ae83-2740-75e7-a95b-d1aa24c5185f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051283
StatusPUBLIC

Content hashes

Canonical text0bb2568bf2d508ea3668ef9afcfe79ef815505476392fe3fca1bab04fed27ff2
Markdownf41379cc2462a7e8d82705bd3e27b0bb10fd70fb0ce34c7940f5f5e3791f5d2f
PDF
Publication page90117dba610816dc0bf1ea3bcc729a82870e93dad9ff52ebfa1b33df43fbc2f0
Manifestcb332fae009709829d5af0ecde3fa48430ef4f3ae484675df813837be7369ac1

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
SignaturehYe4pWASiR1/Yuk2uUPsGVgMoFj30S8Bh2oRTCF96cW2XbbNIbi3aNKJCTbDuud7f6NlBeBhglNjac+3VNRdCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:59:05.371468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051283
observed 90117dba610816dc0bf1ea3bcc729a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.354278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051283/manifest.json
observed cb332fae009709829d5af0ecde3fa484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.336121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051283/publication.md
observed f41379cc2462a7e8d82705bd3e27b0bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.317998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051283/publication.txt
observed 0bb2568bf2d508ea3668ef9afcfe79ef...
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.