OpenTechnical

OT-2026-000088014

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000088014) never changes.

Identity and time

Publication numberOT-2026-000088014 · never reused
Internal UUID01a0ae9b-1aa6-7e3c-ad4c-d266d621c1d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088014
StatusPUBLIC

Content hashes

Canonical text014373bd16f44807d192b573c10014c5d684202a2f974121cd807a04ee1dca08
Markdown83972cd96e13867ed8c14f0a92880b1e5a1107907976e22f39fa334aa0eb7773
PDF
Publication pagede7abe6d643d2eccf9934c32e5caaa9949d43e73f9dcd996018ac00b558ff8ed
Manifestbdd47d752b06f2675e43038d4c851633f82dac0d2bcd379dcb442ae5267947e0

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
SignatureGVXUjndlnMyUQwWwhSz4VBHv+EfSMYKzfCsuXxcwSpOG3SvNuzHs53x6VOXnU+NU6AfwTpiWXvu3B6KzlsYKAQ==
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

2026-09-17T09:49:23.704792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088014
observed de7abe6d643d2eccf9934c32e5caaa99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.686402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088014/manifest.json
observed bdd47d752b06f2675e43038d4c851633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.668314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088014/publication.md
observed 83972cd96e13867ed8c14f0a92880b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.648721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088014/publication.txt
observed 014373bd16f44807d192b573c10014c5...
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.