OpenTechnical

OT-2026-000045742

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045742) never changes.

Identity and time

Publication numberOT-2026-000045742 · never reused
Internal UUID01a0ae7d-8f04-74f4-bcb4-7352c17a6db8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045742
StatusPUBLIC

Content hashes

Canonical text4b1ca97562a2a8d084eb73a9bc31334438c5aed38fcc42964bed40f09b42e44b
Markdowna9108828394f9f1022ae3170f3542a436e06bc30ea4c3f825d4ba30080d6f4c1
PDF
Publication page48c535fbdb891f6883d7b6eb4cc5b4c45aecacf3cd25b99d78d1b7a6ed764b8b
Manifest961e5e8ad5cfb4edc1ad0c0e0d463d4e68f5da40545062fbca6f2664b6825961

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
SignaturekbGTxFjgtCL07NQw67DoX/nNkVEsy+pLaSRRGSUdWRVnzlM1IdlSUpuOfSFxcT1vdiaabCAqqWkyy8zCblw4Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:33.713295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045742
observed 48c535fbdb891f6883d7b6eb4cc5b4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.695100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045742/manifest.json
observed 961e5e8ad5cfb4edc1ad0c0e0d463d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.675037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045742/publication.md
observed a9108828394f9f1022ae3170f3542a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:33.654270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045742/publication.txt
observed 4b1ca97562a2a8d084eb73a9bc313344...
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.