OpenTechnical

OT-2026-000075313

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000075313) never changes.

Identity and time

Publication numberOT-2026-000075313 · never reused
Internal UUID01a0ae93-f200-7834-8e03-129d8fb3e637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075313
StatusPUBLIC

Content hashes

Canonical textc4f90b92c667c17d09b4c6ca4d4db904958b01643d9484ba4055c3f55be6e4b1
Markdown85c8711f52a9c9f8d3145ebfa1f4b5df8e1196c98536599f17555561001461d2
PDF
Publication page16596e6b22016aa1798b4349209e7a7c40d617af09263adf49997baad7de951c
Manifestbc36abc812e68938560274d2674bf5181fa7507a9827b86d075cbffa979f75fb

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
SignaturekhKS5kibXW4Q3Dvc2EgI6o6kBWAoJcwZQpAJx60s5vZKSkqq5AV0INFojAq6HpTGcFxpo2vv31BPy2Z2RQseBg==
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

2026-09-17T10:17:08.311561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075313
observed 16596e6b22016aa1798b4349209e7a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.293833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075313/manifest.json
observed bc36abc812e68938560274d2674bf518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.275229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075313/publication.md
observed 85c8711f52a9c9f8d3145ebfa1f4b5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.256671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075313/publication.txt
observed c4f90b92c667c17d09b4c6ca4d4db904...
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.