OpenTechnical

OT-2026-000084846

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, sustained blow-off before 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-2026-000084846) never changes.

Identity and time

Publication numberOT-2026-000084846 · never reused
Internal UUID01a0ae99-43b4-7323-a158-3f512dd97415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084846
StatusPUBLIC

Content hashes

Canonical texta28fa0ada37e24120377bfccf7c69abf3905fd1713472acc709e6d366a12a463
Markdown8b35544fa090932ef780d0cab76d4f0868c01c3ee39f7e6ab87374f269914a4e
PDF
Publication page9e20d31b15212b26f8c5c9ac958d1a9366ad2670a882fe9ef379db3365676d65
Manifest887a834013fe7e08698bd7fddce0a6aebce0d83cf02090d6a60f9d2b7eedc610

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
SignatureEo1ChXUgBWFnRMTD7u27FN2DPZ5ujnmVOdmFzeBFZFyOUDMUzshuYDNJ243FNFmomXEtrsC+I4SKaiCG+GKkBg==
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

2026-09-17T09:54:48.056862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084846
observed 9e20d31b15212b26f8c5c9ac958d1a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.039225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084846/manifest.json
observed 887a834013fe7e08698bd7fddce0a6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.022860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084846/publication.md
observed 8b35544fa090932ef780d0cab76d4f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:48.004892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084846/publication.txt
observed a28fa0ada37e24120377bfccf7c69abf...
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.