OpenTechnical

OT-2026-000032302

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000032302) never changes.

Identity and time

Publication numberOT-2026-000032302 · never reused
Internal UUID01a0ae75-106d-74b5-8b6a-1dae1ffc6173 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032302
StatusPUBLIC

Content hashes

Canonical text990959cd01b5cdaf021978bc88246f981e377a8a6cfe5ec8b85891036b11c3b3
Markdownaf04c917d42d03fa9be3822f4d95d920a5bfe127323caf1742341532b7b916ed
PDF
Publication page52a55c3fa190f0627628af650c2c6fec92bf801684f21b814c9d1eb32379ace8
Manifest9664192c92473152ebe7de7f2471db6de24c6240c749c8375b3f96f083b313ce

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
Signature+8EOzQOBsdyAb/5XU6gNJQkNwJAKlqUsquXjzWloe4Do45a1+AAlYVwQxnlbA2EJDQ8B9a5v8hxw/iAu+dDYCg==
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

2026-09-17T11:33:07.937586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032302
observed 52a55c3fa190f0627628af650c2c6fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.920970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032302/manifest.json
observed 9664192c92473152ebe7de7f2471db6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.902631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032302/publication.md
observed af04c917d42d03fa9be3822f4d95d920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:07.882767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032302/publication.txt
observed 990959cd01b5cdaf021978bc88246f98...
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.