OpenTechnical

OT-2026-000098994

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000098994) never changes.

Identity and time

Publication numberOT-2026-000098994 · never reused
Internal UUID01a0aea2-8287-7292-b716-4d054603663e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098994
StatusPUBLIC

Content hashes

Canonical textb3a5dca64d6a0e8b0b2958f969b9e2c1e32edbc9111cb5f0ca52d698a039389f
Markdown570ddab23c48f7b5ebe7994d8e07dc1ac34cd286d201625d5e4307416306b580
PDF
Publication page610d9f7ce0f9f17f6ff99a9cba256267dd42e55b06b71c44dc4ddb71c5073143
Manifestbc6860722d4cf3a8a66fa5d8c245341134c20a62f70b16e6bb29c1bcd44695e9

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
Signature9lcrKIzoVNxNcTuxaXb3cct9Qy6Z7cjjdFAMpScY751riMbhdcopnWrLy7SeYO9Qp4WQCL8zw9P8d3rKLTVFDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:04.615442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098994
observed 610d9f7ce0f9f17f6ff99a9cba256267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.598755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098994/manifest.json
observed bc6860722d4cf3a8a66fa5d8c2453411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.580774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098994/publication.md
observed 570ddab23c48f7b5ebe7994d8e07dc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.562099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098994/publication.txt
observed b3a5dca64d6a0e8b0b2958f969b9e2c1...
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.