OpenTechnical

OT-2026-000007723

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000007723) never changes.

Identity and time

Publication numberOT-2026-000007723 · never reused
Internal UUID01a0ae62-843f-74e2-b101-164922d8bb01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007723
StatusPUBLIC

Content hashes

Canonical text45d2159dd89cd6891b484edf2c1db31ab79b35f2e46d8c9d42e3444b946af151
Markdown7bf3296b660769fb0c7c5bba5cd5ebc4aa76556e2f8245d773f5267cec56eb3f
PDF
Publication page990ce7249461213999f369799b5e50fa6320aa16fff7db0ca9613c934733f645
Manifest8c91bd1489d3edeefabf612c630b3b8bca63cc603d81db3d43e48f770077705f

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
Signaturev2ZJ8ZGR3oKVl+mWz4j92NMbYKPbIfEytLh+08FD0FtMvJnVyILzWAJRzz0EmlM/z9PKEYTatLym89XEOjMyCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:06.729351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007723
observed 990ce7249461213999f369799b5e50fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.712084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007723/manifest.json
observed 8c91bd1489d3edeefabf612c630b3b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.694991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007723/publication.md
observed 7bf3296b660769fb0c7c5bba5cd5ebc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:06.677925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007723/publication.txt
observed 45d2159dd89cd6891b484edf2c1db31a...
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.