OpenTechnical

OT-2026-000063572

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063572) never changes.

Identity and time

Publication numberOT-2026-000063572 · never reused
Internal UUID01a0ae8c-f945-7272-9083-c174f722c9d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063572
StatusPUBLIC

Content hashes

Canonical text8777119e0b00b7f0369d2f364a4dc9c973a55726687d82e9b5e351e69c2bd39c
Markdown4ccca5ff820e30e4e82e1ccf0b9ad66fbdac09478920ba86691dc6bd27b6424c
PDF
Publication page566c31fa9be1a594f00053f6a6ce948aa048d96ac27e52bbcb4712f61801351e
Manifest603c6365dea1652f69039a60dc891a0c7bba1b3fe9f76d4d9212eb4e6b5d4091

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
SignaturekmPDENj2pihOWlDPMurLz08aZeuGqhY5yoV/F2V1wG0AZU3QubG/xY1R1zawzEl/K4i+w3qjUex+0n/Mq0qpCg==
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

2026-09-17T10:37:34.999012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063572
observed 566c31fa9be1a594f00053f6a6ce948a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.980526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063572/manifest.json
observed 603c6365dea1652f69039a60dc891a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.958901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063572/publication.md
observed 4ccca5ff820e30e4e82e1ccf0b9ad66f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:34.938415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063572/publication.txt
observed 8777119e0b00b7f0369d2f364a4dc9c9...
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.