OpenTechnical

OT-2026-000005093

Publication integrity record

Vacuum cup gripper, common isolation valve, two outlet manifold, ejector 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-2026-000005093) never changes.

Identity and time

Publication numberOT-2026-000005093 · never reused
Internal UUID01a0a92d-a1c1-7d4d-ada8-6fdea6e37a36 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:45:35.172731Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005093
StatusPUBLIC

Content hashes

Canonical text068099719616e0588dc063bb4a532d347e5ce7c07569e69ea91fc193a213de53
Markdown365b6a32bb54d80a7e72eceaf04d6f857a35667d48e905795990c72d9f878c6d
PDF
Publication pageaf00f7b5bb19deb79181061c1f7b0d7f1ad618ef731cc44fd2c06e98732e7b9f
Manifestdfd1d2eb5ab077920ff1e79a62658e50ae4674ee512857c7a109a0bd66e01be5

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
SignatureR4CnTQGggwl6uvVb0nq0uEGUJdxWKU6KwdD3tFYpWVuVWzXZQRVCeR03HqYAJSEbPh01NSixWYNWoza/0SVnBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:16.371267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005093
observed af00f7b5bb19deb79181061c1f7b0d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.236041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005093/manifest.json
observed dfd1d2eb5ab077920ff1e79a62658e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.222428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005093/publication.md
observed 365b6a32bb54d80a7e72eceaf04d6f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:16.210130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005093/publication.txt
observed 068099719616e0588dc063bb4a532d34...
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.