OpenTechnical

OT-2026-000066136

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000066136) never changes.

Identity and time

Publication numberOT-2026-000066136 · never reused
Internal UUID01a0ae8e-8dc3-7fa7-974c-384a267bd5a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066136
StatusPUBLIC

Content hashes

Canonical textf9696e0f2b234c25b5233fca8d68cece3d349e72a93b61836b86ff519db8999e
Markdown2496d424baafca7ebeace71db83a69a8a34e35fe06325c573ac604b55db8328f
PDF
Publication page6c7b5f13b48cd65c927cdb6db2e9fa24cffc05e8e72d67bdfecc7e25cb8eaf00
Manifest41b4030dbd02cd5180e7885b59c65fbafbd40bf6c35814295f1f6dc2fee55503

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
SignaturelrOuUS3wVCCiHvUIuDmy7M87HaQIWTLW6FOfXhYUl6Cr1qq9BWqEWTXvjYW57w+XMCeM26I6GKyT9PtCARzLAg==
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

2026-09-17T08:51:02.076556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066136
observed 6c7b5f13b48cd65c927cdb6db2e9fa24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.058353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066136/manifest.json
observed 41b4030dbd02cd5180e7885b59c65fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.038679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066136/publication.md
observed 2496d424baafca7ebeace71db83a69a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:02.019799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066136/publication.txt
observed f9696e0f2b234c25b5233fca8d68cece...
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.