OpenTechnical

OT-2026-000045814

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045814) never changes.

Identity and time

Publication numberOT-2026-000045814 · never reused
Internal UUID01a0ae7d-8f05-76d9-9ae2-2143ba1fe3d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045814
StatusPUBLIC

Content hashes

Canonical textfae6cf11187f1f28d60d4cbd21940aef59c3b4d07bc35657f7bf4c0485170158
Markdown1e2e99c3897b0d084df2e17930a99a087991d7d2c9ed100abfab16f5accff0d2
PDF
Publication page77574f2cbe880fe6951d147c1219fc82b37a0d218afe2dbd51b33822952170cc
Manifestbcbed081888e656cb1440ad2126f631bf9bdf4e26878dff04f6abb3fad0b53c3

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
SignatureLZNpcE9SXvuf8QJjsaW7HoJnMtH600j4RRwQdZ5PRDK8h4AyVGF5h2j7tX70XOa/BamTTtZqiSRqfRXWlNUeCQ==
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

2026-09-17T11:09:41.115996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045814
observed 77574f2cbe880fe6951d147c1219fc82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.096872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045814/manifest.json
observed bcbed081888e656cb1440ad2126f631b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.078733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045814/publication.md
observed 1e2e99c3897b0d084df2e17930a99a08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.061354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045814/publication.txt
observed fae6cf11187f1f28d60d4cbd21940aef...
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.