OpenTechnical

OT-2026-000016999

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000016999) never changes.

Identity and time

Publication numberOT-2026-000016999 · never reused
Internal UUID01a0ae6e-591a-742c-aac8-624efffdfaec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016999
StatusPUBLIC

Content hashes

Canonical textdf75f7ecef7535937fde8f3b8682622785e966adc4ed141aff56c0dfc28b928a
Markdown5df75b0c4292316bfebb907095faf34d381c61f6f748f316bea7c970ba690847
PDF
Publication pageea381c6a4d266d3d0d02d669be0c243b242fa385516cfa3b0b33f2e9aabf90e1
Manifestdd1d23ce4fdec642bd8aa01decabbe9650f1d6932cce06448922c7b81a5498fc

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
SignatureGbJluUfjOOPqCuz4LZEjTEXP8W0HVIcO36cYH/R+xAU7p1IwyFF4TUCspuQy+vJXOPUvei1wK+mGB0cfhbyUDg==
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

2026-09-17T12:03:24.298422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016999
observed ea381c6a4d266d3d0d02d669be0c243b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.281654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016999/manifest.json
observed dd1d23ce4fdec642bd8aa01decabbe96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.265307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016999/publication.md
observed 5df75b0c4292316bfebb907095faf34d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.247250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016999/publication.txt
observed df75f7ecef7535937fde8f3b86826227...
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.