OpenTechnical

OT-2026-000068695

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000068695) never changes.

Identity and time

Publication numberOT-2026-000068695 · never reused
Internal UUID01a0ae90-2483-7bf4-a1ab-ec2e5770bae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068695
StatusPUBLIC

Content hashes

Canonical textd18e9c03a383cade2cd0ce7bb78162809c19b1774906e9017a18a0409f96ef99
Markdown03e7e911858553861af788beda68f1a51d1be237db713c8be29c1f69c835dafd
PDF
Publication pagef238b8959b5329632f865fd0239dd004baa3ba75323b0df62f34cee55c632071
Manifest91fd5dd29a6e517854e34bdf05f1d1e59f69504b1d526957db4558b37007bdeb

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
SignatureXHJsE1yNejzGleFJwawRaifAycrVL7M1fX598RXbBXhUfgle8j8kYxAGFdXWq/ThPyiNGQ3cHGCAV8lAst0zDg==
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

2026-09-17T10:29:54.177078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068695
observed f238b8959b5329632f865fd0239dd004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.159302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068695/manifest.json
observed 91fd5dd29a6e517854e34bdf05f1d1e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.141981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068695/publication.md
observed 03e7e911858553861af788beda68f1a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:54.125234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068695/publication.txt
observed d18e9c03a383cade2cd0ce7bb7816280...
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.