OpenTechnical

OT-2026-000084135

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000084135) never changes.

Identity and time

Publication numberOT-2026-000084135 · never reused
Internal UUID01a0ae98-5b5f-7f6a-9f87-02720497de5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084135
StatusPUBLIC

Content hashes

Canonical textb879ae1d923b6d5b95c43005b79f38c27857e13a1748d1a326283e9271c19edb
Markdown828671009f911346ef9797cdf1d10a3426840fd6eb35afe196748e9d2f74e8ca
PDF
Publication pagef9318e52a64f2ee30a8dbcc18249bd0a7f2374570928059beddf79f03abbdc53
Manifestc9ff15514153bb146f2dc3c3f453dd5f2ee90edaec0968dc364a7273c48e3471

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
SignatureOBl3r6N+/m52f3caJuimP1Pg0Uk8/i9PdlG7Hv8zbyFT1Fa60TaQmeP5Uqtnhue5HNOdmfAiaCrP/ukxyy0RCQ==
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

2026-09-17T09:55:53.997544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084135
observed f9318e52a64f2ee30a8dbcc18249bd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.977790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084135/manifest.json
observed c9ff15514153bb146f2dc3c3f453dd5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.956611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084135/publication.md
observed 828671009f911346ef9797cdf1d10a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.937432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084135/publication.txt
observed b879ae1d923b6d5b95c43005b79f38c2...
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.