OpenTechnical

OT-2026-000082573

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000082573) never changes.

Identity and time

Publication numberOT-2026-000082573 · never reused
Internal UUID01a0ae97-8cc7-7163-b335-bb817d13b486 · 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-2026-000082573
StatusPUBLIC

Content hashes

Canonical textd66635a138e8997b58e50f2bcb09c36d91aa20889877c7ffa04d577d91592326
Markdown9e15db51c535ce3da7a9a2a7305be07709d99d6617b12cf30840bf0b58edbc86
PDF
Publication page9a2aee4de6cfea55fe46367e0df16fac6bf69fea0bef487762a80e853f57f438
Manifestfece9b287cf62c52156da0f6fef142bb856f3b89e26bfc7176a7d8cbc0402737

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
SignatureXj8jbJJDgJEIF22U8qSTXFDXve4Q6Ya1TgKLkSCA60XQoQxjyIe5l6LukFJgg32GlnOJAj34qPz4ZEtGUvHTDg==
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

2026-09-17T09:58:00.802165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082573
observed 9a2aee4de6cfea55fe46367e0df16fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.785916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082573/manifest.json
observed fece9b287cf62c52156da0f6fef142bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.768888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082573/publication.md
observed 9e15db51c535ce3da7a9a2a7305be077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.752967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082573/publication.txt
observed d66635a138e8997b58e50f2bcb09c36d...
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.