OpenTechnical

OT-2026-000059250

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000059250) never changes.

Identity and time

Publication numberOT-2026-000059250 · never reused
Internal UUID01a0ae89-8613-760a-9912-1a0620e3c292 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059250
StatusPUBLIC

Content hashes

Canonical text90f8dddd714a020ea64e5cf05e355966e224516adb3afe5de3612a57cf7f7b73
Markdown5f76408ebe7d29b2e34002634a218d535a002ef4a769a84289629fba8f8c186d
PDF
Publication page7eefca4b5699ec2b450e76392061f96f4e315a77cf725dd89ff41462a585a262
Manifest3b6eb2bdaedd2f7f6471c453203ff7f29bf0e17b061b93f427252ba7126371ff

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
SignatureBwvGQJ+5gwvNVWEc/qOx6d4b1l6QnBTUQM0q/nJ+gX4WKAUIJqHpPmnBRuKmbP+8dUbHuKd2B6W43pRBMMgIDQ==
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...

Independent retrieval

2026-09-17T10:45:47.529699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059250
observed 7eefca4b5699ec2b450e76392061f96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.512656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059250/manifest.json
observed 3b6eb2bdaedd2f7f6471c453203ff7f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.495063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059250/publication.md
observed 5f76408ebe7d29b2e34002634a218d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.477438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059250/publication.txt
observed 90f8dddd714a020ea64e5cf05e355966...
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.