OpenTechnical

OT-2026-000082919

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000082919) never changes.

Identity and time

Publication numberOT-2026-000082919 · never reused
Internal UUID01a0ae97-8cca-75eb-a18a-a4dfb8d00dd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082919
StatusPUBLIC

Content hashes

Canonical text2a2572f44240322825c9d486d33e5ba2bbbf0968e7a779540c6e892b829c4f7a
Markdownf3d2530a093aad6f7ac1b96441bdb85534f8819a0109743101c31295819a7c07
PDF
Publication page224a5803b487481c05ed7a746cf4d1bf0ac0b69f96e68fc8af70f2f056a11734
Manifest33f04d0e510c1552b7fefe251623f8e42a910b07c81cb63f583c2b1972119291

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
SignaturePjyoYvjFt1IRowM13cZei98sPjI+GIUHP6tGG+ab6Nbj0/p8qo2b09wpFhW541/Y4USMONS/FOVte1cZVCMGDA==
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

2026-09-17T09:58:36.614408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082919
observed 224a5803b487481c05ed7a746cf4d1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.597005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082919/manifest.json
observed 33f04d0e510c1552b7fefe251623f8e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.580771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082919/publication.md
observed f3d2530a093aad6f7ac1b96441bdb855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:36.564364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082919/publication.txt
observed 2a2572f44240322825c9d486d33e5ba2...
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.