OpenTechnical

OT-2026-000038725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038725) never changes.

Identity and time

Publication numberOT-2026-000038725 · never reused
Internal UUID01a0ae78-769e-7cb3-86ee-17997e224dda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038725
StatusPUBLIC

Content hashes

Canonical text23f3dc48341a33a94f713aa3c392661a52d18ae1203684b300f0566dcae392ab
Markdownbddbc6fda790584f0e81c13e099b95fb20eb34947c3493a22b7e1066f6767ce4
PDF
Publication pageffa4c33de713fa2a9c83e67287a35ccec0ab2b55d997988e1a6792baa24bd6d5
Manifestbc999597df08ee9ffaab19b51999f8325888cf35c5e8363a9d67e9e9fa2c8dae

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
SignaturegsYWiG6UnQaShXVe+8n9wS3B9MQCxjczMhoTbeX7ycPq2cnkNOtb8ksTqevSQrA1DPSz+GiG4SQrIPjQX1OhDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:14.476206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038725
observed ffa4c33de713fa2a9c83e67287a35cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.458310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038725/manifest.json
observed bc999597df08ee9ffaab19b51999f832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.424584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038725/publication.md
observed bddbc6fda790584f0e81c13e099b95fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.390026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038725/publication.txt
observed 23f3dc48341a33a94f713aa3c392661a...
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.