OpenTechnical

OT-2026-000006705

Publication integrity record

Vacuum cup gripper, three zone face, per zone isolation, three stage ejector, polyurethane 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-2026-000006705) never changes.

Identity and time

Publication numberOT-2026-000006705 · never reused
Internal UUID01a0a964-9384-7db7-be28-8744d4ea1296 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:36.007314Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006705
StatusPUBLIC

Content hashes

Canonical text6aac2f6b9a83ad14fc3f9565935e7a8d442d240c1ba80f4e7031bc1e8318b788
Markdown00b43a40d11d995305c1d98470bbb50da3f43c9b62c9518b8fd8566c3a4dcac8
PDF
Publication page928f25a3150f0a6e2972c65413ef2608bb7fe8cf921ae5ba1846d21040ffd5aa
Manifest8fa939f942a4a66bb03f3502c5c4bdfc67a310e65e5736dec3c65c9ad3e354eb

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
SignatureXUVgWBLGGoJyz/GwKPDuuDqHhq+zT65P6WJqbHZTAirYDKp4GT3ycn3jE403APc006xWcUEEF7qpcftf0HZ7Cw==
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

2026-09-16T08:50:15.243433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006705
observed 928f25a3150f0a6e2972c65413ef2608...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.230781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006705/manifest.json
observed 8fa939f942a4a66bb03f3502c5c4bdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.216784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006705/publication.md
observed 00b43a40d11d995305c1d98470bbb50d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.202437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006705/publication.txt
observed 6aac2f6b9a83ad14fc3f9565935e7a8d...
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.