OpenTechnical

OT-2026-000093608

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000093608) never changes.

Identity and time

Publication numberOT-2026-000093608 · never reused
Internal UUID01a0ae9e-508b-7b80-a042-b68030f5ee72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093608
StatusPUBLIC

Content hashes

Canonical text83f02b364bbf14d072171bed49f067c1cf4bfc10ed2fcb271694fb83afa05cbf
Markdownda870f8d986bfe1848287ee9d971b2edf47efec7dca2035419ed3d094e6362ad
PDF
Publication page02695419fb29cbbdeaeeafcd77a1c62db702c61b57962111dc8faba0579038fe
Manifest19ad10fd5fa9db9b08f234767899044b15c206e6d6b745cf835166d9acddffdb

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
Signature1+t/LSW+MrfNHF1CWIMuR0ak1zA3kJTYAzJvNiRDVgrArgMELM+8OV2tm2LqJS78B2uRL2Tnb9oBAigOPOdmCQ==
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

2026-09-17T09:39:39.215557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093608
observed 02695419fb29cbbdeaeeafcd77a1c62d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.198489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093608/manifest.json
observed 19ad10fd5fa9db9b08f234767899044b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.180149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093608/publication.md
observed da870f8d986bfe1848287ee9d971b2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.163354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093608/publication.txt
observed 83f02b364bbf14d072171bed49f067c1...
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.