OpenTechnical

OT-2026-000039071

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, supply line 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-2026-000039071) never changes.

Identity and time

Publication numberOT-2026-000039071 · never reused
Internal UUID01a0ae78-9672-731e-9c06-6c1e19e88625 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039071
StatusPUBLIC

Content hashes

Canonical textc952298c9714a8b9678d7f6ab878d80a2211cccb7bfe189d1339932ed9c1ccd7
Markdown9183beefd8d48d69686b663b506ea214d9cf19130faa7bb5901743c77c6f8a56
PDF
Publication page7f393232a167c10009c7dc03560072cc408ea1d4f88a241d39b1e93177462959
Manifest4a3e16e31c2b1f5979efa60cbbd1c295df2afab7cce65bb9253b48c494099111

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
SignaturewP2f8mI3IT0W/pw5tOftOqy5x6bVbdhFrGPpPw05lzBAc0IwafG6L6yrOhE2EKOYWGU+P9X/iXHpzqDT18IGAw==
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

2026-09-17T11:20:32.793449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039071
observed 7f393232a167c10009c7dc03560072cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.772735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039071/manifest.json
observed 4a3e16e31c2b1f5979efa60cbbd1c295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.755740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039071/publication.md
observed 9183beefd8d48d69686b663b506ea214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.737400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039071/publication.txt
observed c952298c9714a8b9678d7f6ab878d80a...
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.