OpenTechnical

OT-2026-000102956

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed blow-off 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-2026-000102956) never changes.

Identity and time

Publication numberOT-2026-000102956 · never reused
Internal UUID01a0aea4-be3c-799b-8576-1a053bd3f176 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102956
StatusPUBLIC

Content hashes

Canonical text7d859296cd30e36ce5e3e18ed89ccc6f7537dabd89902d8c3c530ce557318c24
Markdown8afadba25bfa2cc8582378f0f97b513b2a841c26046bcc963850c1799a1214ec
PDF
Publication pageea87ff1e6cb67ff287e4a8cd6447d80b96a239130c524d1cba2252e0ee9032f3
Manifest5bbb6dbdca473867c5a953f7b1fd049576676d3ae944eb12d507bfaa0b287b8d

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
SignatureBYYMwAcZAmcKRdN4xiLC5Gh/CgouiNYlfOifAW6Xp4owhF5FcvBdBns6Qg9SjkQ8S2uEeRAeNaKJZCGKqtywDA==
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

2026-09-17T09:23:03.821429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102956
observed ea87ff1e6cb67ff287e4a8cd6447d80b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:03.804021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102956/manifest.json
observed 5bbb6dbdca473867c5a953f7b1fd0495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:03.784552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102956/publication.md
observed 8afadba25bfa2cc8582378f0f97b513b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:03.766895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102956/publication.txt
observed 7d859296cd30e36ce5e3e18ed89ccc6f...
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.