OpenTechnical

OT-2026-000041688

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000041688) never changes.

Identity and time

Publication numberOT-2026-000041688 · never reused
Internal UUID01a0ae79-e8a1-76a1-bb79-beec43856c70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041688
StatusPUBLIC

Content hashes

Canonical text0ce101390f59b2a8b8fa5bc69c5c83e6d8d63892c80ce5323dd7a9badccf9181
Markdownf30cebf1975f3f5e7cec06766b23d2ecd078a153e07919caca58e21f3984d3fa
PDF
Publication pagef6a82bc2c9b067d01b7fe2b15ffa7c11400cd19313c744ad3db660990ee1f1cb
Manifesta02a0e9e9ea6c10af4446f8f28b30a8ceee9506eb02cd8cacd8e77990ff6aa5c

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
SignatureA2NKzMp5q+zEUoE0C7HbFcF1FiQ8khJIkF8/avDd/8WFz5+sZzeoF6CEcqAtuG6OvmeRG5p9iFdQut+6WY1hBQ==
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

2026-09-17T11:16:29.911698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041688
observed f6a82bc2c9b067d01b7fe2b15ffa7c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.893378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041688/manifest.json
observed a02a0e9e9ea6c10af4446f8f28b30a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.876766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041688/publication.md
observed f30cebf1975f3f5e7cec06766b23d2ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:29.859238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041688/publication.txt
observed 0ce101390f59b2a8b8fa5bc69c5c83e6...
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.