OpenTechnical

OT-2026-000050675

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000050675) never changes.

Identity and time

Publication numberOT-2026-000050675 · never reused
Internal UUID01a0ae82-c7b0-7947-bc43-5d3381a53e9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050675
StatusPUBLIC

Content hashes

Canonical texte35916d8a6869c7df980fa2a0e515e93c4d1870266f1d89c09834389b70cad04
Markdown6a4bf48ac29e3672f234e4728be56473b8ebdba8d127a491d9dea6e9ce946ecc
PDF
Publication page48cac0eb8cf34ca505f5d63079dc753f0f8292c675721a82c86b18a6a3f50dd1
Manifest5ca41fb0000d24c8c26d44eb97b178a2f9633b56aea098f9dc3bf2bc702a5943

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
Signature0Lj40kyFtWrMwX8gXBdTn6XmTra9YQlpgBoPbQ1nreNj9tiPJvDEVJyh0uPJHHG0ylne+40iY0kAVYLARKZhBg==
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

2026-09-17T10:59:22.853773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050675
observed 48cac0eb8cf34ca505f5d63079dc753f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.834434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050675/manifest.json
observed 5ca41fb0000d24c8c26d44eb97b178a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.815914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050675/publication.md
observed 6a4bf48ac29e3672f234e4728be56473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:22.795352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050675/publication.txt
observed e35916d8a6869c7df980fa2a0e515e93...
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.