OpenTechnical

OT-2026-000012234

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off 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-2026-000012234) never changes.

Identity and time

Publication numberOT-2026-000012234 · never reused
Internal UUID01a0ae6d-39f5-74ee-9689-8a2da9b15e47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012234
StatusPUBLIC

Content hashes

Canonical text0287d639af559c54469dd4c940502681ed47e0af3fb8e774c1821580fa2495ad
Markdown2f490ef752fc4958f6fa3ce994117edabf64988c50035c2e97e0c67c9fb313af
PDF
Publication page298a4f1aab58e3ae7814db09a107518dccaf1cdbdd2ffb6b635c427e4687fda5
Manifestc57f6a95c5becfeaa30ab620e7caf740e3db1b981f256c3cc61cb57fc64b7def

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
SignatureIsMm41DBnApONNBqPwAYlX0jDJfvsktUYFXJLmHfjXR4VEpYsZGfRMRJIJ7CB9l23vB18tjirfrch+QIYdYQCw==
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

2026-09-17T12:11:09.543268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012234
observed 298a4f1aab58e3ae7814db09a107518d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.524037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012234/manifest.json
observed c57f6a95c5becfeaa30ab620e7caf740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.504715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012234/publication.md
observed 2f490ef752fc4958f6fa3ce994117eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.486357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012234/publication.txt
observed 0287d639af559c54469dd4c940502681...
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.