OpenTechnical

OT-2026-000097761

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000097761) never changes.

Identity and time

Publication numberOT-2026-000097761 · never reused
Internal UUID01a0aea1-92f5-7c4e-8d45-b50232e282db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097761
StatusPUBLIC

Content hashes

Canonical textaa1f82b3443ca0cf9f3a23583b5160cf35de381fb3a76943b497753ef05af7a5
Markdown9e57900ee458b004481dd7d16b3c64752533faefc6451e378e97a260be68e033
PDF
Publication page4263c9ac52e61935a0068d34c00fc630bfd941e59b0dfd637b54d7eef98cc351
Manifest94aa7c9b92c3bd7264b5c48b6fff8362ecb93854efc9eaf0c568e11756f9cd7a

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
SignatureFPc1JptNFrus776ijfmxDCs+zwESbfsfY0RMdzO0aV9GJakdQMWG9/9bm8L1Vlapq0lCPD5tgqXrCKzdkLMkDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:50.073501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097761
observed 4263c9ac52e61935a0068d34c00fc630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.049169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097761/manifest.json
observed 94aa7c9b92c3bd7264b5c48b6fff8362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:50.011808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097761/publication.md
observed 9e57900ee458b004481dd7d16b3c6475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:49.989989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097761/publication.txt
observed aa1f82b3443ca0cf9f3a23583b5160cf...
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.