OpenTechnical

OT-2026-000016942

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000016942) never changes.

Identity and time

Publication numberOT-2026-000016942 · never reused
Internal UUID01a0ae6e-591a-799a-a1aa-54a1733d721b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016942
StatusPUBLIC

Content hashes

Canonical text3f6f457b17414e2a6f007c96f28221a549ecf3c9aa13d630b57bd0aaf464170c
Markdowne751235d92c0fa8de58e878d78ff57b6c6d8b76994110a5f50e0fb6395dab6da
PDF
Publication page08f570361b64afc86a900c4d273f79c9ddf84dbd0756d2aa8c037d5aab3e2bcf
Manifeste1322659660c7a1a68239334d2212a2aa0f302561b7d252cacadaaab24a1bd43

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
SignatureJbE75XPdhEfqIkEftrtvIcu2jWxWjHKynnLWp/LpCv4SE8xe5vOKERLmZAeDjrY41Y3yVbRkLxqAF1EkdS46Cg==
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

2026-09-17T12:03:13.600046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016942
observed 08f570361b64afc86a900c4d273f79c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.583890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016942/manifest.json
observed e1322659660c7a1a68239334d2212a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.567218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016942/publication.md
observed e751235d92c0fa8de58e878d78ff57b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.551026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016942/publication.txt
observed 3f6f457b17414e2a6f007c96f28221a5...
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.