OpenTechnical

OT-2026-000065656

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000065656) never changes.

Identity and time

Publication numberOT-2026-000065656 · never reused
Internal UUID01a0ae8e-46fa-7d45-b140-13da3197b7ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065656
StatusPUBLIC

Content hashes

Canonical text2cdbc1b0ac8a26be2ad0eff04de26843828377d3dfebde67fe6e9f40c892dffd
Markdown6e15ddcb9db370b3db2e53261a77d981b425b661093d5615aeb4ad52f1fb8c55
PDF
Publication page4e2f90e39d1a185db770e273e7e4b92db4824915e250e4cb3957532aa6e9c7aa
Manifestefbef551ffce77aa13e2e39411008be83d8c2f0542cc6522fe93e9826ee81405

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
SignaturemjwiJrmXlzpDgScmwcL/kR+5Mg9ajr5ImewaD5FbNxqbVTjFVgRjoit/RSfO4yjSU6J0+9uN8lEeoj/y940NCw==
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

2026-09-17T10:34:03.714113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065656
observed 4e2f90e39d1a185db770e273e7e4b92d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.697747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065656/manifest.json
observed efbef551ffce77aa13e2e39411008be8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.679067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065656/publication.md
observed 6e15ddcb9db370b3db2e53261a77d981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.662135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065656/publication.txt
observed 2cdbc1b0ac8a26be2ad0eff04de26843...
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.