OpenTechnical

OT-2026-000024939

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000024939) never changes.

Identity and time

Publication numberOT-2026-000024939 · never reused
Internal UUID01a0ae71-2728-73fa-9a31-dfbf31b33dcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024939
StatusPUBLIC

Content hashes

Canonical textfa53b7327b48d97eb57b7cd6e8939c6e1a986c229fae5d5248466c8a4f02f3e6
Markdown875709b5f13bdf6522af6a356d887b31ce8ec253c5990940449d63442abff510
PDF
Publication page61ac981c2ce310c4eb420c93ff38fa07fd4a2371092f61c7f3c781882271871e
Manifest79ba2a02f0e0ea4d6920696a19836906e15b680211ee0d8144a33619948dd31e

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
SignatureFxnLWKTTUUDUEVNzP6MrSiu1rUCirqgg579RI4pPgMOe3lL2dOEAqrHksul7vIGyOPYvg3P/UbbzcP7+MJVMDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:48:17.157618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024939
observed 61ac981c2ce310c4eb420c93ff38fa07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.138173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024939/manifest.json
observed 79ba2a02f0e0ea4d6920696a19836906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.118098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024939/publication.md
observed 875709b5f13bdf6522af6a356d887b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.100690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024939/publication.txt
observed fa53b7327b48d97eb57b7cd6e8939c6e...
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.