OpenTechnical

OT-2026-000099388

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000099388) never changes.

Identity and time

Publication numberOT-2026-000099388 · never reused
Internal UUID01a0aea2-c973-7dd3-bcb2-a14e75cb0099 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099388
StatusPUBLIC

Content hashes

Canonical text94108fddf001f7e4f099fa700bd4ced81abca705d4a94b3cb41926b7028901f7
Markdownba8963e4dac28a3cc7646c7e6fd43504c0b134fa7f06e54467a8e06d1152a3fa
PDF
Publication page778f8277ff19ee1877bfbbfa30f89f6db9d6d30b478974ad11399d8602545a09
Manifest874b54b9d92bdeb64968cf6f6adfdd9cb57fb7ac29a4665378e1a6a426846b1b

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
SignatureRPrbeyKUNxnGEGfTtvCWZIlbI+cJEBOpUlEc8/zAAR5xIgmFp8VpQwT9/apmynx5fSs67IM1rmm5Xfo4tR3MCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:08.961608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099388
observed 778f8277ff19ee1877bfbbfa30f89f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.943803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099388/manifest.json
observed 874b54b9d92bdeb64968cf6f6adfdd9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.924854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099388/publication.md
observed ba8963e4dac28a3cc7646c7e6fd43504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.902821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099388/publication.txt
observed 94108fddf001f7e4f099fa700bd4ced8...
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.