OpenTechnical

OT-2026-000006362

Publication integrity record

Vacuum cup gripper, ejector fed, contact triggered, pulsed blow off before set down, rubber cups

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-2026-000006362) never changes.

Identity and time

Publication numberOT-2026-000006362 · never reused
Internal UUID01a0a958-5672-71f6-b105-d5838484ed78 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:13.941269Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006362
StatusPUBLIC

Content hashes

Canonical text106ed9e684e364931c5930ef37bd8ef058987906811698f2811bd36bba571389
Markdown2ecca02798445f11555b051da5645ea38971f533708c48880c3852f1b7302899
PDF
Publication page14eb343f27682ed7ed286168cc73db1e2f089e24c153a272bcf4aadd33fce064
Manifest9d2fb78fb86b2c031ad09cd3d5d8f9b991eb53eb14037a53ac751faa37485524

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
SignatureFSIXIAl2MDK1LZrRKwCBWo8bTwagWimSsJlFfOYldLxF6yejVIJIEou5+ZKQ35JJf/aRH9FuRkmzocD2gXDcCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:26.703981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006362
observed 14eb343f27682ed7ed286168cc73db1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.685891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006362/manifest.json
observed 9d2fb78fb86b2c031ad09cd3d5d8f9b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.672217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006362/publication.md
observed 2ecca02798445f11555b051da5645ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:26.657601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006362/publication.txt
observed 106ed9e684e364931c5930ef37bd8ef0...
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.