OpenTechnical

OT-2026-000052742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000052742) never changes.

Identity and time

Publication numberOT-2026-000052742 · never reused
Internal UUID01a0ae84-a42d-7e89-9472-483d5b879cd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052742
StatusPUBLIC

Content hashes

Canonical textbfb5ab166cd8222626c9651e2a7de82eabb8334e19b08a679346ec0813f83f3c
Markdown11f296855eac105ac55748b5baa78d83c2e7a89829621363a4772b6bdf6009c2
PDF
Publication page67d3362aa6c378c7f476352de6c37d7f004c66840106e779b1433fca0033d633
Manifest431cc414a62bac31e489e82b2dff604dfb74fee6c5bd021c64484b2853927840

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
SignatureLitwuD+9vnJtIkHy0BwK5zfC3yRixRBBTfiIHfV5NPtgHkPWbXEXHPSWA5/Ct7vSBZz/RORFegvxSUQ552k9AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:44.429466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052742
observed 67d3362aa6c378c7f476352de6c37d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.409442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052742/manifest.json
observed 431cc414a62bac31e489e82b2dff604d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.390995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052742/publication.md
observed 11f296855eac105ac55748b5baa78d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.372431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052742/publication.txt
observed bfb5ab166cd8222626c9651e2a7de82e...
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.