OpenTechnical

OT-2026-000040929

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000040929) never changes.

Identity and time

Publication numberOT-2026-000040929 · never reused
Internal UUID01a0ae79-6d10-7fb9-bda3-e6fb491c513f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040929
StatusPUBLIC

Content hashes

Canonical text3cc9765b71afb1b55af756d5bf377ecb25d6ed112d1f1ca03310b11b7e5c01a2
Markdown2cf47743a8c26850643d830ce588cda14f76b6c87a2b2d5c4f813e30562ca180
PDF
Publication page7e54a87c233efacc4e376b9522ed7bab6ac6b59d1ef7e6636c8f095efce4da3a
Manifest93b56563ba6397ce6c776e4a407d8a8a79584cd6bbc8d7802d2faf36b3bcc9cd

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
SignatureRm3erg17u/HoIWUpmIvawxaMGJu1RufeWHVMBnr6kdzf8mKN9E+9IYQLdrJMNXH5SA7Dwp69E0vjVeOXJjXoAQ==
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

2026-09-17T11:20:19.403414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929
observed 7e54a87c233efacc4e376b9522ed7bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.384175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/manifest.json
observed 93b56563ba6397ce6c776e4a407d8a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.367486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/publication.md
observed 2cf47743a8c26850643d830ce588cda1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.347624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/publication.txt
observed 3cc9765b71afb1b55af756d5bf377ecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.326546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929
observed 7e54a87c233efacc4e376b9522ed7bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.309295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/manifest.json
observed 93b56563ba6397ce6c776e4a407d8a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.290172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/publication.md
observed 2cf47743a8c26850643d830ce588cda1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.271132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040929/publication.txt
observed 3cc9765b71afb1b55af756d5bf377ecb...
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.