OpenTechnical

OT-2026-000088476

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000088476) never changes.

Identity and time

Publication numberOT-2026-000088476 · never reused
Internal UUID01a0ae9b-5d28-7b15-a371-4fd3ec6015bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088476
StatusPUBLIC

Content hashes

Canonical textbe2f2df54d5ac400ac33c72375db4eb0d557ee9dc17fbc176b63d704414a0fdb
Markdownf370abee8258617239f917b88847401925a046dc9e1faf1ffe1cc3955f31ffe0
PDF
Publication page2f6ca60444ba628553e90be7e2bdfb19a37d41d7ef1bfaa44c7548800e333676
Manifest91cf53d09a44c71b51eaaf74f9d9e92a97e0e56a22ff04fbb60fafeda3c47d66

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
Signaturekud6oXp+cm2FzvBGZp7gKWS+9XrOxxfVmv95H+dDPmC8DJeONDLhZHL9FyfhoJWw2hdcs0WV72dkWNv5wWnBAQ==
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

2026-09-17T09:48:51.765000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088476
observed 2f6ca60444ba628553e90be7e2bdfb19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.748932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088476/manifest.json
observed 91cf53d09a44c71b51eaaf74f9d9e92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.730784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088476/publication.md
observed f370abee8258617239f917b888474019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.712662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088476/publication.txt
observed be2f2df54d5ac400ac33c72375db4eb0...
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.