OpenTechnical

OT-2026-000067006

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000067006) never changes.

Identity and time

Publication numberOT-2026-000067006 · never reused
Internal UUID01a0ae8f-14fe-7f83-92a9-fbc76fc82378 · 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-2026-000067006
StatusPUBLIC

Content hashes

Canonical textbde40206db637e06fa4180cef2628338f63723efe336b684e85eb4e9883116e8
Markdown9e1af3b38ce7208f4b5be96037bdee10a156f7b547a807b5b3a18fafcb809e1b
PDF
Publication pagea547c71a1dac7f610519f719049535a35900c125fac5ac2395b5864a193a725e
Manifestba94faa31c7305be6190040be41a4539326485f02cfe6156cde1bd140b15e190

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
Signatureou7wN+14vgac62JHH4DLE2ILqpIvICNXLq4AlRL8tZRMEqv+rBJcW4rU93zqGMwWMLs14Mu5EC/IS/4HJwqjDA==
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

2026-09-17T10:32:14.256039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067006
observed a547c71a1dac7f610519f719049535a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.239825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067006/manifest.json
observed ba94faa31c7305be6190040be41a4539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.221910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067006/publication.md
observed 9e1af3b38ce7208f4b5be96037bdee10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:14.203147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067006/publication.txt
observed bde40206db637e06fa4180cef2628338...
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.