OpenTechnical

OT-2026-000006358

Publication integrity record

Vacuum cup gripper, common isolation valve, ejector fed, pressure verified, vented 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-2026-000006358) never changes.

Identity and time

Publication numberOT-2026-000006358 · never reused
Internal UUID01a0a958-3310-7aa6-bb09-f321233eca11 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:04.883353Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006358
StatusPUBLIC

Content hashes

Canonical text6b69e56a3b66707d9914ee68bf939de4bc461c3df2e1b61a830798a3a33d9369
Markdownef375c975b135c08c77ba093c884fe2dafe8da6f3fb45e8d43bb167723aebdc3
PDF
Publication pagee25bca39a58131c3df3ba4094234edbbadf3b29da6b3db0814baaa8e6b40bb89
Manifesta1120c95d64e7061283ac0910f43039406ccd9bf8246b9748f051484e8fa1f3e

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
SignaturegMkYHPx49L7NCK8BuRORM+H3stD/atoHrqCzXwVfFS9c7bHpah+CMIctcU/YRKbhWNnrOnaeoDxiAsMUBAluBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:27.228993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006358
observed e25bca39a58131c3df3ba4094234edbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.215139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006358/manifest.json
observed a1120c95d64e7061283ac0910f430394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.202278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006358/publication.md
observed ef375c975b135c08c77ba093c884fe2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.190034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006358/publication.txt
observed 6b69e56a3b66707d9914ee68bf939de4...
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.