OpenTechnical

OT-2026-000060351

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000060351) never changes.

Identity and time

Publication numberOT-2026-000060351 · never reused
Internal UUID01a0ae8a-5a75-7865-8c19-0a5511950183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060351
StatusPUBLIC

Content hashes

Canonical textfe750000b887f1a807e54438dcdf19fa33ea264679b48b1eaa8f7daabc15d90f
Markdown8a4a2ed9d5c6e770461f6e8576a5d254979668a10e3fd71bbc66472d76bf54ff
PDF
Publication paged36f1ee96f5dfe8e2619e7399c0560837d279e791ff549a36f933bf2f20e84b1
Manifest7316984dc40d902966416f833bf239a88142b3d3f43c0615642f78d17ea645d6

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
SignaturewOOAz/eWG7pyvH5dUJsI+jVtqVEgqhx+YI1ZamtG2ULliurT9KGuu1d98Dzx+8Pwps6dP6jih0lbmlqQzXyEAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:05.476107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060351
observed d36f1ee96f5dfe8e2619e7399c056083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.447776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060351/manifest.json
observed 7316984dc40d902966416f833bf239a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.419903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060351/publication.md
observed 8a4a2ed9d5c6e770461f6e8576a5d254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:05.391982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060351/publication.txt
observed fe750000b887f1a807e54438dcdf19fa...
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.