OpenTechnical

OT-2026-000015717

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000015717) never changes.

Identity and time

Publication numberOT-2026-000015717 · never reused
Internal UUID01a0ae6e-0c4b-70c3-b234-b0321273da13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015717
StatusPUBLIC

Content hashes

Canonical text61213c4137774df930c2c0dad88970bc4db1a68b77d37dfebeca87dc0e6ef055
Markdowncd6037c86842af66e32c20d38b14add5602170a1d9debede35b8a35c09965165
PDF
Publication pageae38fce1a3bad5ff289d35f9c0de90984cf54c2bbce4a01cabb3e86ad867f7b8
Manifest828a041f636ceedbc4f1f07536b6a76e326b106a5702858c7e9a230449301f93

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
SignatureGfSbn4yUhKRyjS/fcQQMo6tkzf2VBFvOnJiXesWqqWatzlIq97ZmXG+1bkKyftXhTVI6lZKorHl3rLHfZSGRDw==
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

2026-09-17T12:04:59.946935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015717
observed ae38fce1a3bad5ff289d35f9c0de9098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.931567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015717/manifest.json
observed 828a041f636ceedbc4f1f07536b6a76e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.915247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015717/publication.md
observed cd6037c86842af66e32c20d38b14add5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:59.898650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015717/publication.txt
observed 61213c4137774df930c2c0dad88970bc...
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.