OpenTechnical

OT-2026-000015010

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000015010) never changes.

Identity and time

Publication numberOT-2026-000015010 · never reused
Internal UUID01a0ae6d-d096-70f0-9cae-9b01575d3ba3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015010
StatusPUBLIC

Content hashes

Canonical text0c7a4e1710b2c7ad0691a5639f3019bffab16e925ffbacf897d4f0a1d02c9c5d
Markdowna19ce65b0b91091b95ef47531cbe560e6ed75ded22b55b6ad265a2b45dfc6065
PDF
Publication page4a82cd1d49a9eb816d3284eea2d698ea5cd652239896d5724b10f5a9dd18241d
Manifest0953c4cecf78adcf2ff11bc1a0c3bdfff51de42e6e90fc26876be2cf1e982b91

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
Signature27WrmpfbIr3LZjzGaGf33Q1SxYR7BLr9/q5OFFio5Wey0KTgztXpHaVbSWzdmvx4ldY9S6+Ho5pupEimrWChCw==
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

2026-09-17T12:06:58.778030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015010
observed 4a82cd1d49a9eb816d3284eea2d698ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.759077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015010/manifest.json
observed 0953c4cecf78adcf2ff11bc1a0c3bdff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.740974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015010/publication.md
observed a19ce65b0b91091b95ef47531cbe560e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.722327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015010/publication.txt
observed 0c7a4e1710b2c7ad0691a5639f3019bf...
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.