OpenTechnical

OT-2026-000023423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000023423) never changes.

Identity and time

Publication numberOT-2026-000023423 · never reused
Internal UUID01a0ae70-7268-7e54-ba56-e9bc3138dfe5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023423
StatusPUBLIC

Content hashes

Canonical textb27c00501e909f294aedbcb09679129d2330e3ee3af4998f362630704befe6f0
Markdown9800224777274d47273520d76df103dd7ada703319a284af23611cd4532e35bb
PDF
Publication page4c7989430b62d2cb0e26d2eddaec5099a9b83b140e8feb39982105068cff02cd
Manifestfef570864906cea2c5120068ce27bd4c9f2844a535fc5687144404ec4e3eef61

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
SignatureIrqAXrV3rqHQVsiODPpWphLPo+pA/vpqpTm/FsKkz8eMfZt5uCEGo0XCxiHPxHe1q6Z5N6Vtxmtm4GdDsatbBQ==
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

2026-09-17T11:51:37.961980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023423
observed 4c7989430b62d2cb0e26d2eddaec5099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.945547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023423/manifest.json
observed fef570864906cea2c5120068ce27bd4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.928022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023423/publication.md
observed 9800224777274d47273520d76df103dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.911039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023423/publication.txt
observed b27c00501e909f294aedbcb09679129d...
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.