OpenTechnical

OT-2026-000089450

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000089450) never changes.

Identity and time

Publication numberOT-2026-000089450 · never reused
Internal UUID01a0ae9b-db02-7240-bd7d-42a3a3ce55ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089450
StatusPUBLIC

Content hashes

Canonical text0234ab4dac50b8584095e9d002ee078bdeeb24da0fd1744c47e388f29db7694f
Markdown8036cf73d0666ae88befadf42b712b418cfcc5cef9cef843d904d80a1cfdbdee
PDF
Publication pageffdc6c44f667f817820158465aba8259bf2632b7b9da0f20a981958db38b6eca
Manifest3baceb2e185f1d5e7bf3cb300e0bd4cb04d840a74caddda89ad8a22204662717

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
SignatureHuCwiqecIYNdFjCDTELPKDfpYfnXCXju5tlkEofXqsrYfpWlIJUQ8tlsVo/5k6LoWGG3pUPP21AKIP7wIkLyCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:46:55.228547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089450
observed ffdc6c44f667f817820158465aba8259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.200953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089450/manifest.json
observed 3baceb2e185f1d5e7bf3cb300e0bd4cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.184812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089450/publication.md
observed 8036cf73d0666ae88befadf42b712b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.160096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089450/publication.txt
observed 0234ab4dac50b8584095e9d002ee078b...
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.