OpenTechnical

OT-2026-000035755

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump 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-2026-000035755) never changes.

Identity and time

Publication numberOT-2026-000035755 · never reused
Internal UUID01a0ae76-b4c8-7dc4-a701-ede962d6101b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035755
StatusPUBLIC

Content hashes

Canonical textfe0d25bd0760838af5adf70dafa1d9c2c5142375d88dd155e73da8eb595b933f
Markdown231d720bdf81574415f13101ebd424b70fc4b765295d6cfc460a82a2f8418f64
PDF
Publication page3acc7e9f65c06348045631278a11c80f48b8e90870247c9a3f141a08207a37c5
Manifest90c435441647042996d3cd59e21fe2be7afb0ae9dcb61a119cd576de2235fe00

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
SignatureAl8CNO3eVFKQAZYVP8G1sZoownmMtKAy8T89iEmui5hkQycqBqgMO5fZAi8NzqjrXeJE1TcRFfk+oYeIJoc9CQ==
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

2026-09-17T11:27:26.981230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035755
observed 3acc7e9f65c06348045631278a11c80f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.964752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035755/manifest.json
observed 90c435441647042996d3cd59e21fe2be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.946534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035755/publication.md
observed 231d720bdf81574415f13101ebd424b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.928046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035755/publication.txt
observed fe0d25bd0760838af5adf70dafa1d9c2...
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.