OpenTechnical

OT-2026-000055567

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000055567) never changes.

Identity and time

Publication numberOT-2026-000055567 · never reused
Internal UUID01a0ae86-a102-7961-a3c1-6fe98d58ac34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055567
StatusPUBLIC

Content hashes

Canonical text5b3fc65d7b28d46b0f7beb74b1e4dbd85e972dac6f80d5f985987b2baa469c21
Markdowna8a84afdc89051bc0406ed2be44fcd583e9507c6387a2802808a59ce8941cd3a
PDF
Publication page42c06704799b26c72f002fa8ec8e152a0e541bb0d86806795c687c9757c38f7b
Manifest25fc3a223f38d6367294938cd294837992bc804b2d8c56d031cfd34b7a75939f

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
SignatureYyagopFG27d4s2u8BugYZnUkw6dKnbX77r8uRUMQrYjWoom4lqseo3LybupSXhLUfSkSmDQmCAN6Lw42slW/BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:48.141142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055567
observed 42c06704799b26c72f002fa8ec8e152a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.124432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055567/manifest.json
observed 25fc3a223f38d6367294938cd2948379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.107866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055567/publication.md
observed a8a84afdc89051bc0406ed2be44fcd58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:48.090637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055567/publication.txt
observed 5b3fc65d7b28d46b0f7beb74b1e4dbd8...
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.