OpenTechnical

OT-2026-000046350

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line 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-2026-000046350) never changes.

Identity and time

Publication numberOT-2026-000046350 · never reused
Internal UUID01a0ae7e-57cb-74d0-ae92-ec4f224ddca7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046350
StatusPUBLIC

Content hashes

Canonical textd63dbb1ea264a46dcd2f0324a8b667df1edc3c9db93c7158b067211ccacb8552
Markdown2ff011b2a6c839888a336755fd79c4c674632cbe9626d2b06f45e9ea2f60462e
PDF
Publication pagef35fb5c62f66e5dedfa86981555736b85a58e6324cf4ef164e4eab2e866801f5
Manifest9d9b8b5107cecd60b75bf0e693bf0d578c8d9e029f0637110eb5858a03bc171e

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
Signature0PrbKKvFaM5mEuNyhNh5hZ3eaDu5PPyEfzXsMb7R/GmpnUpyMUZ8aRvEWnWlOgwzI4aa82ZKe3IiPCSlSiKXCw==
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

2026-09-17T11:08:20.548770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046350
observed f35fb5c62f66e5dedfa86981555736b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.527783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046350/manifest.json
observed 9d9b8b5107cecd60b75bf0e693bf0d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.508346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046350/publication.md
observed 2ff011b2a6c839888a336755fd79c4c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.485615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046350/publication.txt
observed d63dbb1ea264a46dcd2f0324a8b667df...
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.