OpenTechnical

OT-2026-000066872

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000066872) never changes.

Identity and time

Publication numberOT-2026-000066872 · never reused
Internal UUID01a0ae8e-ce43-7000-97b7-cb934af0dd70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066872
StatusPUBLIC

Content hashes

Canonical textfb9d831f9e7466e0b9bc6a59c7ac0498de3c98da7959287d6185f1fa38b4fd80
Markdown57315a4b7ca41cad89cafeee191178485f062c61fe6329fb2563fac9963ad7d4
PDF
Publication pagef314d9ff7ae2721c176c92bd39dc7d657902a1eebe547d4b613092fdf7adcfd4
Manifest6164d0f5d9faa938868a99588f7e9e2eb9ae9df1716e04b7300b081ddca51864

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
Signatureiq7xMDaK/irYuW/EYlNX72BMQlU5OsrTQbb/Vku0vyL0k3gIMrX8idnoTHsQn/jv+P2ml8cK2epxrKLRxZcpDg==
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

2026-09-17T10:33:19.005460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066872
observed f314d9ff7ae2721c176c92bd39dc7d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.988716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066872/manifest.json
observed 6164d0f5d9faa938868a99588f7e9e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.972415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066872/publication.md
observed 57315a4b7ca41cad89cafeee19117848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.955542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066872/publication.txt
observed fb9d831f9e7466e0b9bc6a59c7ac0498...
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.