OpenTechnical

OT-2026-000029842

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000029842) never changes.

Identity and time

Publication numberOT-2026-000029842 · never reused
Internal UUID01a0ae73-ac47-7dc9-8b57-e206e773984e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029842
StatusPUBLIC

Content hashes

Canonical text68dbbc368834c82bb5bdb0354faf89073bfdeb2fb07e0834015b52a49bde461f
Markdowne139ae5213d5bc595e2db5f5287ebd9c043d939de1ea6e4746110ec2f2ec7be1
PDF
Publication pagee2b3acd4da5a80c19d38ca0ff4ec32b88ccd8ad9b83cd38cbefc344bc72ed278
Manifest18c5a65be5fb97c3f49a41adfcf1801703444256079088f6fa8b247a6a4bf60f

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
Signatureddet2CndLw04nhcHtTqMyUnt31rRRnU4O3M9yLQrXCuqh6gY2KYuJ6SVXveTWdcmh5Kc9FDmABols179qh+oAQ==
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

2026-09-17T11:38:31.087971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029842
observed e2b3acd4da5a80c19d38ca0ff4ec32b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:31.068364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029842/manifest.json
observed 18c5a65be5fb97c3f49a41adfcf18017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:31.052108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029842/publication.md
observed e139ae5213d5bc595e2db5f5287ebd9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:31.034262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029842/publication.txt
observed 68dbbc368834c82bb5bdb0354faf8907...
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.