OpenTechnical

OT-2026-000070399

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, 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-2026-000070399) never changes.

Identity and time

Publication numberOT-2026-000070399 · never reused
Internal UUID01a0ae91-545f-7102-9b88-bbaa86a76e1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070399
StatusPUBLIC

Content hashes

Canonical text940974adce43647953eb25f3ad8d54a8c362b1f0db1784aaf904ee9712b19b42
Markdown832c64d855ebe88f2742f8529523cc7ea278d7fec4027dde8c759119c67f8f75
PDF
Publication page440696a5a9daead9f3e46ee673b87f215fcf3ba1e0adfb0720d608625843c1e8
Manifest377e2372193e355ca0813bec4be35b29e56954a90f0f955ffb78b19b282c5876

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
SignatureesOuYnj0fukX6aVxXNNKo5kqkKRI2sMSOn70RYaYDua7hlRs//1nZnMtxNPQhWZAh3SrUzcPtYYiC2W55QNtCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:12.329803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070399
observed 440696a5a9daead9f3e46ee673b87f21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.310361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070399/manifest.json
observed 377e2372193e355ca0813bec4be35b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.291725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070399/publication.md
observed 832c64d855ebe88f2742f8529523cc7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:12.275929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070399/publication.txt
observed 940974adce43647953eb25f3ad8d54a8...
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.