OpenTechnical

OT-2026-000102348

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102348) never changes.

Identity and time

Publication numberOT-2026-000102348 · never reused
Internal UUID01a0aea4-8589-7626-8a5c-2dadcbc3aba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102348
StatusPUBLIC

Content hashes

Canonical text12b21865205382592e35f472f2d078864b7a2ee389fe52204b861dd938cfdbee
Markdown647ccc1b98f4fa5095c72f141983878ce9023cab9b0190968c7d64f7c5080a89
PDF
Publication pageb30d02531efaca12db75ffef5617c96e5fb66b2926b09432d3f2457a2516c536
Manifestcd489018eb4cf5cca78a23a8bc039d6c96a8897604d8953fc1597bd7c81bf30b

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
Signaturevla4Mn2pePR/D2YT0Ak1ucB8gccE1jvoZYN7UwihgVvgey5C2uNEXvVqfhKrIyPV1z1oz02jc2FsOs/nrf21BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:40.958187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102348
observed b30d02531efaca12db75ffef5617c96e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.938474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102348/manifest.json
observed cd489018eb4cf5cca78a23a8bc039d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.922023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102348/publication.md
observed 647ccc1b98f4fa5095c72f141983878c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.904784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102348/publication.txt
observed 12b21865205382592e35f472f2d07886...
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.