OpenTechnical

OT-2026-000072779

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000072779) never changes.

Identity and time

Publication numberOT-2026-000072779 · never reused
Internal UUID01a0ae92-89da-7ef3-a60f-9e9165ad01c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072779
StatusPUBLIC

Content hashes

Canonical text6b22aa80ded956779a28d75236541b09e9ddd56affccdaf15b3d6cfca7b7c9a7
Markdown01d4464997c8bad57b9c52508529a6ed64e88863f1e54b61a688ad00da22d88b
PDF
Publication page01ee009c656de46abf3a9b07632d680cf06523144798b00228a7a0b685c47aa6
Manifest7cd10f2b5438264efd47801302cab937cedfe6eb2fcf9297744fdc0fc3cad841

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
SignatureNc0+ApFjEyux4SZAVhpG5dXHR+42ZS4afE/v8e3WRG2Op4Ym0UeDF7shdH3C4iYCpTAVD0hdPbAy5/Ew2quIDg==
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

2026-09-17T10:22:41.434173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072779
observed 01ee009c656de46abf3a9b07632d680c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.416385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072779/manifest.json
observed 7cd10f2b5438264efd47801302cab937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.399808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072779/publication.md
observed 01d4464997c8bad57b9c52508529a6ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.383197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072779/publication.txt
observed 6b22aa80ded956779a28d75236541b09...
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.