OpenTechnical

OT-2026-000030366

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000030366) never changes.

Identity and time

Publication numberOT-2026-000030366 · never reused
Internal UUID01a0ae73-e501-78e9-bcab-83e0875361d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030366
StatusPUBLIC

Content hashes

Canonical text0c1b9c581e3f4847980818a0124c818d85cf5190cffc2daafa432529bc24b31d
Markdownb7bec76b26e14522dc052840cbda727e7b82327b604adb42efe0d9154179d36c
PDF
Publication pagefc6723d12d2bcfc63539f8ec928ee3e98d633ba91bd7925ce79b2a81825b75f8
Manifest8cfcabfa9903662e7ca541b0bf4187129874ed0a1c57cdc9fd7171bbeb9af69e

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
SignatureWSOEM01PHAqrzVrHBLjEBPgNrq304wgbMxdf5JWYCp95V64rBaqNN086KsqLt2pdy0F0RWXssnBYyppdyECUCQ==
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

2026-09-17T11:38:05.292020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030366
observed fc6723d12d2bcfc63539f8ec928ee3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.272042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030366/manifest.json
observed 8cfcabfa9903662e7ca541b0bf418712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.253688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030366/publication.md
observed b7bec76b26e14522dc052840cbda727e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.236181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030366/publication.txt
observed 0c1b9c581e3f4847980818a0124c818d...
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.