OpenTechnical

OT-2026-000096894

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000096894) never changes.

Identity and time

Publication numberOT-2026-000096894 · never reused
Internal UUID01a0aea0-a4ad-723d-94ce-6ab068fd6cb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096894
StatusPUBLIC

Content hashes

Canonical text8b804aa3f8a7dad62509c811557a6e172bf0dd955ec81615e0d286b5cb60bb96
Markdown9a889d8a0e64202174fd06b4322bd19557f18955e421804cf35de235098bbfd2
PDF
Publication pagea5c79bc0ac37419fcfef63741f03e8511d42c1d4fdbb32d1dde0ea5f2cc98c01
Manifestc7684dae2c0c98e0524c03004d08ecd8472c6330f12f57fbe10be1a196a85c5f

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
SignatureSzChtBN4HdBhXW+QXO5imav7uZYIKPGisxwVKMY5O85lYHhTR0CJE4CpVFwUTpifcduvSgSrk+d7lFZHALxjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:30.162942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096894
observed a5c79bc0ac37419fcfef63741f03e851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:30.145250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096894/manifest.json
observed c7684dae2c0c98e0524c03004d08ecd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:30.127255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096894/publication.md
observed 9a889d8a0e64202174fd06b4322bd195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:30.108929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096894/publication.txt
observed 8b804aa3f8a7dad62509c811557a6e17...
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.