OpenTechnical

OT-2026-000062658

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000062658) never changes.

Identity and time

Publication numberOT-2026-000062658 · never reused
Internal UUID01a0ae8c-6388-7247-b580-d4da6641fb74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062658
StatusPUBLIC

Content hashes

Canonical textd61865276bbf886edb5c2f4c433cac52b620b93de48389c49d0f811c666e7bbe
Markdown02ac294d021c6b263cc8c570c561213011c02fc9cadeadb7d4754fbbd2e4c920
PDF
Publication pagecf77eb8b1aa2b054e20eaeb1e29de1b361f20739814ed4277f95b4f4328c342a
Manifest276180dc549994ba0d0100729394d47734d76ac30e3b7fa1e4a821763c6f2ab0

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
SignatureBEfuzIPDvTwCXIGEQEIIJ5iOHdMJ7jCuWbgfaArXHJqPPy15OYEUzFb/huFZ7aYSlNazINsgIojQHAVxdsuTDg==
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

2026-09-17T10:39:12.735006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062658
observed cf77eb8b1aa2b054e20eaeb1e29de1b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:12.719378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062658/manifest.json
observed 276180dc549994ba0d0100729394d477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:12.704208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062658/publication.md
observed 02ac294d021c6b263cc8c570c5612130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:12.688237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062658/publication.txt
observed d61865276bbf886edb5c2f4c433cac52...
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.