OpenTechnical

OT-2026-000037678

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000037678) never changes.

Identity and time

Publication numberOT-2026-000037678 · never reused
Internal UUID01a0ae77-b8cf-73ee-8f56-b6e392f593a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037678
StatusPUBLIC

Content hashes

Canonical texte6f98a483ecbbfa8a9c82c8e516479f373d1c095e91e21d6141e33f71117543d
Markdownb949270d7d76d022b49a2802f52c615509d685030999d6db6908fea2bd78fa3c
PDF
Publication pageced11ba88393116b722ae16c71acc9b43dc86152f5df9cf349bb6aaf0356e7a2
Manifestddfaac9372fadcd72b28c4c77e6581c12ba843498022ae027a49d609217fff71

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
SignatureBv1nCDfAZMNfK7jVAWyl2WJaD0P/VaxRMwoTI/dHjGuR9+r1z1WCFmeATCkZGvhNsjAfpfdAk6i+jnGglizJCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:15.468085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037678
observed ced11ba88393116b722ae16c71acc9b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.447809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037678/manifest.json
observed ddfaac9372fadcd72b28c4c77e6581c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.430384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037678/publication.md
observed b949270d7d76d022b49a2802f52c6155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.413036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037678/publication.txt
observed e6f98a483ecbbfa8a9c82c8e516479f3...
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.