OpenTechnical

OT-2026-000065978

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000065978) never changes.

Identity and time

Publication numberOT-2026-000065978 · never reused
Internal UUID01a0ae8e-8dc2-7fc2-a946-1e0140005901 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065978
StatusPUBLIC

Content hashes

Canonical text4f87c6ce0617ad1fccb1717c6db7920517d230e1f0539fc9ea4b435e8d27b07f
Markdowna874791d2eed0d5bdec5cf8ae4d619acefb02d69b261e352f9491ba404a46557
PDF
Publication page54af2fc27adcaac29c668d6e010857167e346dc3ff821b301c11def376fc9d90
Manifest2102c06ec815951ab7e44815d1dd62447a8b10aa7b99988d22543c9db04e241b

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
Signaturej6yT8eUb6UdTLqoVx0fb4ClXZZyfuae83qf9F9rUGGqR6xnEHs238bjU0ez3IB/dqWWim1w0eKdavPpmLh5uCw==
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

2026-09-17T08:50:28.110105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065978
observed 54af2fc27adcaac29c668d6e01085716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.091164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065978/manifest.json
observed 2102c06ec815951ab7e44815d1dd6244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.073130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065978/publication.md
observed a874791d2eed0d5bdec5cf8ae4d619ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.054984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065978/publication.txt
observed 4f87c6ce0617ad1fccb1717c6db79205...
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.