OpenTechnical

OT-2026-000016771

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000016771) never changes.

Identity and time

Publication numberOT-2026-000016771 · never reused
Internal UUID01a0ae6e-5919-7820-95be-6127228bc899 · 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-2026-000016771
StatusPUBLIC

Content hashes

Canonical text105bc7cc4bbfd84fb1b8735633d03f1e14f6bf79d7ac005bc74be0ed4046821f
Markdown4b34c0afd65b13198b1caf325e5b6f9b7d97f93eb7d2cfb8a647754df2b0869d
PDF
Publication page95c2e817e4267ff090b383f17eee9850c66ca9189ee84b6146675b02a47a0a1b
Manifest4264ba85a727c1131b9a0888eea5e9abbc38eacf90bc53cc6c5765537586c978

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
SignatureEZfs196LDEoXQUTIOVbqJ7sLpq/SFAfp3fA/Kl6iGDP+18LLkLBd92f4n4poOBOFu3AczjKuSTNDskwaEq8LCQ==
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

2026-09-17T12:03:00.752760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016771
observed 95c2e817e4267ff090b383f17eee9850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.736572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016771/manifest.json
observed 4264ba85a727c1131b9a0888eea5e9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.720348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016771/publication.md
observed 4b34c0afd65b13198b1caf325e5b6f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.704786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016771/publication.txt
observed 105bc7cc4bbfd84fb1b8735633d03f1e...
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.