OpenTechnical

OT-2026-000003633

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, pump fed, pressure verified

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-2026-000003633) never changes.

Identity and time

Publication numberOT-2026-000003633 · never reused
Internal UUID01a0a90a-97ba-767c-b92a-b3f74f90eb57 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:18.845456Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003633
StatusPUBLIC

Content hashes

Canonical text2d91115abffe284e7462a09bd49d1c3689e1ee6447dd1c621a84bf009a0edc63
Markdowna495c86059a23eb7ff25e409badb95684faacc4b255a33a8c4a6fa15d9d1a76a
PDF
Publication pagec296a5c4f72a1abef289d983cadc5a2a7a54f20840d4c99946a7fa2d8a60240f
Manifest41a2e7ebe2c2bad4cdb41086d064f92bc154f2bfa8a287729e88a575437c7b01

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
SignatureLnilPXbMgBVglAYFtUeT4H3O/IjawDr7Orr0xcjArT0QW2s3KUSuZHz9ZGh7MPYU/U6bqmqPplmhXjKC5JUYBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:30:35.375144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003633
observed c296a5c4f72a1abef289d983cadc5a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:35.240946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003633/manifest.json
observed 41a2e7ebe2c2bad4cdb41086d064f92b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:35.224522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003633/publication.md
observed a495c86059a23eb7ff25e409badb9568...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:35.209176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003633/publication.txt
observed 2d91115abffe284e7462a09bd49d1c36...
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.