OpenTechnical

OT-2026-000067013

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000067013) never changes.

Identity and time

Publication numberOT-2026-000067013 · never reused
Internal UUID01a0ae8f-14fe-7a96-a527-b3ebc19dfc1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067013
StatusPUBLIC

Content hashes

Canonical textc9eedd4fd5376ac338d4ed143a1795c0accfa08a15e75f61e69ade970c712e31
Markdown7cb559d6e71485ebb3ef9d8fb614f05585360cb015d3c0d4739f437e8e76bbf9
PDF
Publication pagef80e218da72b05938b368f485bdb85341fe84d575e7eb80061fd48e751bf5041
Manifest22a0d79492294a097a2f26c1c75dd06a6dcd92a6168a3eb077c7fa95b145c040

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
Signaturew9Fi/pw8X8oDOZgjarC7FYt7VOhnokfpzOev0A9ecS2xLFbJhqXyQYqfdlx3KfJgDO7oLe8Txx0+lKy4Ax/oDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:14.683382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067013
observed f80e218da72b05938b368f485bdb8534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.665330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067013/manifest.json
observed 22a0d79492294a097a2f26c1c75dd06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.644761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067013/publication.md
observed 7cb559d6e71485ebb3ef9d8fb614f055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.626848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067013/publication.txt
observed c9eedd4fd5376ac338d4ed143a1795c0...
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.