OpenTechnical

OT-2026-000097526

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000097526) never changes.

Identity and time

Publication numberOT-2026-000097526 · never reused
Internal UUID01a0aea1-55b4-7e7e-b990-30dace8a8601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097526
StatusPUBLIC

Content hashes

Canonical text1a202a76cb14d1b0d504b3b3fb78fd10de0b23a6b8917bc02502547f8895c917
Markdownfdfea886b1bf70a9d80a24b677d7cb35cc0d8deb7583aeff9ffafb57eb67e572
PDF
Publication page3bab6c52f4fcc50db1f48391deed0c50884d000ff90448beacad9b8264034646
Manifest34a54f75a0bdade2cb4cf5b49eaad6318d0afb0761068339cf617879307b874a

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
SignatureXMMdaanYQNREgzeYcKlt3Py1KCEA4hh7y2GiC1y/+Sm+Za4BW+2V9mRwPNu1YcuXTVZaKhFzLoB3lIzDqtNHDg==
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

2026-09-17T09:33:24.031018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097526
observed 3bab6c52f4fcc50db1f48391deed0c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:24.013336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097526/manifest.json
observed 34a54f75a0bdade2cb4cf5b49eaad631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.995615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097526/publication.md
observed fdfea886b1bf70a9d80a24b677d7cb35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:23.977986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097526/publication.txt
observed 1a202a76cb14d1b0d504b3b3fb78fd10...
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.