OpenTechnical

OT-2026-000018051

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000018051) never changes.

Identity and time

Publication numberOT-2026-000018051 · never reused
Internal UUID01a0ae6e-96fd-71bc-892b-10e22cce3ee8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018051
StatusPUBLIC

Content hashes

Canonical texteb745c2b7582faf700abf62dcc09449ac92268352c63665bb69e0ab44ea463e4
Markdown347a19dc0c610ec39441ec67d0e945fe04beb2576977c036d116c811a8f23415
PDF
Publication pagef7fb4b7c3645019f0c671b478f3038f3721aff64a4c085488bea1bc5f67f17b5
Manifestdbd179af752aad0b93c9a1918df127c2f0e6a3ac0a2365483e4cb657f3c58753

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
Signature2DBxtKCNLf7T0uOjxqwdmJLCEaUU7xPK1pmXcjtgx6kUOyWyoGv1zBDTX5ivGaxzQWLBMOd5hvHKoQGjQ+EOBQ==
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

2026-09-17T12:02:05.279221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018051
observed f7fb4b7c3645019f0c671b478f3038f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.261973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018051/manifest.json
observed dbd179af752aad0b93c9a1918df127c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.243719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018051/publication.md
observed 347a19dc0c610ec39441ec67d0e945fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.226549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018051/publication.txt
observed eb745c2b7582faf700abf62dcc09449a...
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.