OpenTechnical

OT-2026-000016274

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-2026-000016274) never changes.

Identity and time

Publication numberOT-2026-000016274 · never reused
Internal UUID01a0ae6e-2d11-7d4a-81dc-b5b88fd24235 · 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-2026-000016274
StatusPUBLIC

Content hashes

Canonical textbd9848015e848a49746798b886e381349b1251b762b081f998854026913b3331
Markdown8bf476e5c7e1e4ae92f1a629f99a368e76eb3030434f1c34eee4157819758eaf
PDF
Publication page97f4b0c326b1f3f37b47c2bdb5a26e4941ee6a700257746fe23f815b20c8b37a
Manifest2a640fd67ac96eafc261469d46a48aa6c596285b75e89a21483b869d29ac7768

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
SignatureIDSux0keiA/vAs+YvUjMmaEmR201Xynlb6/yf8C+LPjW8sp14TtZRZz2B+veSQcyp0vtag/dnWbXwiWiolmmBQ==
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

2026-09-17T12:03:45.489788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016274
observed 97f4b0c326b1f3f37b47c2bdb5a26e49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.472149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016274/manifest.json
observed 2a640fd67ac96eafc261469d46a48aa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.453744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016274/publication.md
observed 8bf476e5c7e1e4ae92f1a629f99a368e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.433807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016274/publication.txt
observed bd9848015e848a49746798b886e38134...
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.