OpenTechnical

OT-2026-000016342

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000016342) never changes.

Identity and time

Publication numberOT-2026-000016342 · never reused
Internal UUID01a0ae6e-2d12-7ad8-aa2c-98d03a59b333 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016342
StatusPUBLIC

Content hashes

Canonical text09bcea643c9e3f4a697717c0cac09c85034f0a89d96fd4404d40ef6b6c19681e
Markdown6235e45f524aabeda5be166d8b723bf081cea4def78fcb9100c6a78eb98b5bfe
PDF
Publication pagef48f5e7e4ec23c8fe3cc788e0267a5a89fddc0c8ea4c412e02519d9d783da8c5
Manifest88e8dfcaad065e814d381195390aae6fe9a77689fb706336fd5db004ca300e53

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
SignaturedoAtJZBAVJKxY1eKKt2BfEk3TSyy+2mxc/doup/TUZlca3tTcXcs/5tucU59pomeUs+zHmVebRh7d0H5IZBMBA==
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

2026-09-17T12:04:24.476463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016342
observed f48f5e7e4ec23c8fe3cc788e0267a5a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.457905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016342/manifest.json
observed 88e8dfcaad065e814d381195390aae6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.438223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016342/publication.md
observed 6235e45f524aabeda5be166d8b723bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.419830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016342/publication.txt
observed 09bcea643c9e3f4a697717c0cac09c85...
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.