OpenTechnical

OT-2026-000016685

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000016685) never changes.

Identity and time

Publication numberOT-2026-000016685 · never reused
Internal UUID01a0ae6e-5918-70b9-a3e8-8aa4c70c8664 · 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-2026-000016685
StatusPUBLIC

Content hashes

Canonical text6e70b3fa876aab77cdb56e188eaa68b5852dd53024a1c96658a54979ecbc9aa6
Markdown6511384372435a51f1de926be94c5ae2f5128c404d151f8bec63097159bed2bb
PDF
Publication pagea6a39cfce0b4419239525e07d6f0feb48c257872be84f1af076915b828bcc9e9
Manifestb1ead5a06243f51583db8da0f80d2a39e01260186faf9389be60a013b8d47edf

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
SignatureQKrduODkSjSXl8RwMB0fKA7+OGKQ+FXV5cNRQmJoMw4Zv7XQdFA8Cov52vK0q9km5pShjB7zbEkRgiRLXjL4BQ==
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

2026-09-17T12:02:54.312812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016685
observed a6a39cfce0b4419239525e07d6f0feb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.293829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016685/manifest.json
observed b1ead5a06243f51583db8da0f80d2a39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.276756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016685/publication.md
observed 6511384372435a51f1de926be94c5ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.257642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016685/publication.txt
observed 6e70b3fa876aab77cdb56e188eaa68b5...
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.