OpenTechnical

OT-2026-000065566

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000065566) never changes.

Identity and time

Publication numberOT-2026-000065566 · never reused
Internal UUID01a0ae8e-46fa-715e-8cdc-90defc9dde41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065566
StatusPUBLIC

Content hashes

Canonical text2ec8225f6d7d8ac0e3cc45476e2bb2d2bcb1d119bb25a26c83bd9012f410f41a
Markdown15ef8dced25533b77f95369a9104daf0bdd9a6ce1e01089155b5bc11bb359011
PDF
Publication page7257a06afcbcf38beb5b02b9e16c3a4020855bcd17e828a16c9a2bb186d7fc09
Manifest881577e787eb195ed9472c168b10148517ba69b252ef10b1d94c4500683e525f

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
SignatureyykhSG52Cr9NZ5aHOBFreUiblg8uj7pD8GLSyqe2c0x0LVxAEncrW0seLcdmYlGxt/mYkgEnheyAbpAaO8nODg==
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

2026-09-17T10:33:53.110868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065566
observed 7257a06afcbcf38beb5b02b9e16c3a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:53.030674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065566/manifest.json
observed 881577e787eb195ed9472c168b101485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.978979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065566/publication.md
observed 15ef8dced25533b77f95369a9104daf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.914726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065566/publication.txt
observed 2ec8225f6d7d8ac0e3cc45476e2bb2d2...
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.