OpenTechnical

OT-2026-000026092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000026092) never changes.

Identity and time

Publication numberOT-2026-000026092 · never reused
Internal UUID01a0ae71-a840-73d0-b759-d2ad0fc569e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026092
StatusPUBLIC

Content hashes

Canonical textc19d66182ebd2b6d42ad775edbadeab814109011eb4f22cc0723748b076cc4f9
Markdown0bee678249dce0b00ecd24916d224eafb82a9cd2915d7d7f8409b8ecd653d22d
PDF
Publication pageb37dc62e24d90cbfe6b9f2c81e2fa38fc2ff5bc569696d860be68be84604f5b2
Manifestcdcc57804dd339c06b906454e220e9ef5f913d429d2b100950b25e2702f22403

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
SignatureGALHLKsxeYmHU2NdH+Cs3wwygFTUYjwkyIcAisO3wVPXz4l1rKQmQrlrxdSxOX7GLwFp/rTuMcKivUKry2dJAQ==
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

2026-09-17T11:46:35.474561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026092
observed b37dc62e24d90cbfe6b9f2c81e2fa38f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.458223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026092/manifest.json
observed cdcc57804dd339c06b906454e220e9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.441729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026092/publication.md
observed 0bee678249dce0b00ecd24916d224eaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.423175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026092/publication.txt
observed c19d66182ebd2b6d42ad775edbadeab8...
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.