OpenTechnical

OT-2026-000060391

Publication integrity record

Two 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-2026-000060391) never changes.

Identity and time

Publication numberOT-2026-000060391 · never reused
Internal UUID01a0ae8a-b7cb-7d0f-b3c2-12bf6197cacc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060391
StatusPUBLIC

Content hashes

Canonical text8f08f08b97caa7fd433a3fe14ca71e5db52c38c4a7b2264aa95c72d6c1ddb9cc
Markdown902082c53550da771dd519301ffb0659004128568b6ba58ba2b0cfda7d1c40f2
PDF
Publication page19440773a61ae320bf519dcb5afefef0aadf8873fc776b1911085d451277b325
Manifest414e8937decb850c86b35b390aca9636069971ef67dab7a9f45c24b8a5c18fd9

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
SignatureIq8H3mOQyN1spkSwjxkOGbQ6Syrj/CScxBkHdRlG137NykKTqon7Hfey/hpLYs7fkL6pfkowr87j62UdwJ9QDg==
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

2026-09-17T10:42:51.485147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060391
observed 19440773a61ae320bf519dcb5afefef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:51.468742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060391/manifest.json
observed 414e8937decb850c86b35b390aca9636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:51.453765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060391/publication.md
observed 902082c53550da771dd519301ffb0659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:51.436076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060391/publication.txt
observed 8f08f08b97caa7fd433a3fe14ca71e5d...
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.