OpenTechnical

OT-2026-000074182

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000074182) never changes.

Identity and time

Publication numberOT-2026-000074182 · never reused
Internal UUID01a0ae93-7178-7251-be8a-a05bd39feb7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074182
StatusPUBLIC

Content hashes

Canonical text00002aa51e8fdeb4faa2284bf1c2b85a0dd86d10b3bdebc8bcbd6f25de6695ea
Markdown161912de03f4be6c3a2b074bbf3a8ae73f9b4fa54d4f7622189803fd9fd90fe9
PDF
Publication pageb16315d07066219cb69623c253776a9ef66fea1c51f96fb619ac4f49500e7b8f
Manifestfbf7c5c348da278a259a64d66db55ebbb6f3485a0c50a9936cbac9d739ff6060

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
SignatureLZNVqfrND8Thwoixmyf0nIGcRS9Jcl5U3eBp+g0WPso7ygi2cO9Ccrokb3htEQppbB1IRZE8RjEuMQGFAaNZDQ==
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

2026-09-17T10:19:02.057094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074182
observed b16315d07066219cb69623c253776a9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.041802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074182/manifest.json
observed fbf7c5c348da278a259a64d66db55ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.025675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074182/publication.md
observed 161912de03f4be6c3a2b074bbf3a8ae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.007766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074182/publication.txt
observed 00002aa51e8fdeb4faa2284bf1c2b85a...
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.