OpenTechnical

OT-2026-000017123

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000017123) never changes.

Identity and time

Publication numberOT-2026-000017123 · never reused
Internal UUID01a0ae6e-76c7-7247-8d20-dfa5493dcf3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017123
StatusPUBLIC

Content hashes

Canonical textc723580d4bbff274a484e06dbe0a792efeb03e16d63f4a5134414dc0ef6f26b8
Markdown021883bb7f512251f9c64c8c82e3d4ce9372189b044af71b2e807f78ec194395
PDF
Publication page3a9b2762fe1bbd028113aec372f34e45dc20a3334faca3a8ecbd446b9d347514
Manifest60b3dd8eb7cb18fda31d748693404cd4935a7c573422ae7102405b683dea6f1e

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
Signature3jOQz3z0uGLe2dU6lVuA7gj4tX4r9V8lcKhF5skVlouDJdnur7QYVNlNOlBaTm0W/7iBDwAAMivCeKthR0CuAA==
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

2026-09-17T12:02:10.733453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017123
observed 3a9b2762fe1bbd028113aec372f34e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.716926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017123/manifest.json
observed 60b3dd8eb7cb18fda31d748693404cd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.700353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017123/publication.md
observed 021883bb7f512251f9c64c8c82e3d4ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:10.682277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017123/publication.txt
observed c723580d4bbff274a484e06dbe0a792e...
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.