OpenTechnical

OT-2026-000069360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069360) never changes.

Identity and time

Publication numberOT-2026-000069360 · never reused
Internal UUID01a0ae90-b529-72a0-a153-1619697c293e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069360
StatusPUBLIC

Content hashes

Canonical text21e7073b1ae3d64d3fecda6f2267377422403e44d025eeeeccdeefa97ea135c5
Markdownc685280ae3ad69b6b1bdee5b5ef08809e5dec982864b6ec64b72ede391bd75aa
PDF
Publication pagef6f246c322528cb97c7a14c05e4b067de29a3b1c024f3e453b6938c305e9f1b6
Manifestf4ae6a8bcce2c32cd041e20c1ab4c7ca3f02980e5e290399ae6cb544ed41e08e

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
SignaturekB/O4Yb7IoKlU7uHQrCuYCmbzlk/BdX7hNQan/ZUw/HGzFcE+dR8K10yA7dA7R7Afr0joP9ngCYxuGFlOc6xDQ==
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

2026-09-17T10:30:16.430699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360
observed f6f246c322528cb97c7a14c05e4b067d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.411888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/manifest.json
observed f4ae6a8bcce2c32cd041e20c1ab4c7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.383372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/publication.md
observed c685280ae3ad69b6b1bdee5b5ef08809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.362063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/publication.txt
observed 21e7073b1ae3d64d3fecda6f22673774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.244148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360
observed f6f246c322528cb97c7a14c05e4b067d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.222559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/manifest.json
observed f4ae6a8bcce2c32cd041e20c1ab4c7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.205336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/publication.md
observed c685280ae3ad69b6b1bdee5b5ef08809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:57.187915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069360/publication.txt
observed 21e7073b1ae3d64d3fecda6f22673774...
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.