OpenTechnical

OT-2026-000076565

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000076565) never changes.

Identity and time

Publication numberOT-2026-000076565 · never reused
Internal UUID01a0ae94-b06d-7f81-8db9-a31f592e3b9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076565
StatusPUBLIC

Content hashes

Canonical texta3ea8175b3f1a123d377d21b3ebb22340cf6eba596c2e468ece44c5ada0b4125
Markdown8021ec71b3645d025c3d05785f20bae7efd6bde24ec0bf9a7547c3757bc26da2
PDF
Publication page933324ec191f8c96b00354102e9e83c5074b985a6e5f9a45b0b7b0a42728479a
Manifeste9ecfd335f36743562460df44eec7a09ddae90eec2dd9b9795c3c1006cb0c617

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
Signatured9HOWgDkpvSD7XvWp8JXbMS/jTwkouH8WTacwL9s+rsmWKJUqgnlW9uMfD5E/Sbk+3cVUq7E+apEjtMWBV1lDg==
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

2026-09-17T10:09:17.025833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076565
observed 933324ec191f8c96b00354102e9e83c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:17.006418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076565/manifest.json
observed e9ecfd335f36743562460df44eec7a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.987604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076565/publication.md
observed 8021ec71b3645d025c3d05785f20bae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.969287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076565/publication.txt
observed a3ea8175b3f1a123d377d21b3ebb2234...
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.