OpenTechnical

OT-2026-000097000

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000097000) never changes.

Identity and time

Publication numberOT-2026-000097000 · never reused
Internal UUID01a0aea1-01c8-798c-8aed-7e13758927e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097000
StatusPUBLIC

Content hashes

Canonical text67788286f7cdb00b4c9efc1640310b5b0a8ec05757dd5a67a7342c3222724269
Markdownf83b2a1b4cea42b04d2114b95471b508a64f88406ae0230e6190d4d4b848a412
PDF
Publication page6f932124c81fd50ae0781dd91969cbce9fd7e5e631ff3af3cbb246a46efde173
Manifest41ff97054ee405309d251b5e646f008be82bd41bbbe8d6a6af3df7058e1f17b3

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
Signaturegw+eNzjWNc3nvBK3QfRdHuEW661laRFexIoMWMI4SNmvKVn7DMkRXP5HpZ2gOjJvKZty7lSP2GWx/f+CsyzJBA==
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

2026-09-17T09:10:27.127363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097000
observed 6f932124c81fd50ae0781dd91969cbce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:27.109323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097000/manifest.json
observed 41ff97054ee405309d251b5e646f008b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:27.090481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097000/publication.md
observed f83b2a1b4cea42b04d2114b95471b508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:26.945963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097000/publication.txt
observed 67788286f7cdb00b4c9efc1640310b5b...
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.