OpenTechnical

OT-2026-000012672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000012672) never changes.

Identity and time

Publication numberOT-2026-000012672 · never reused
Internal UUID01a0ae6d-5562-7905-b32a-48d9073046ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012672
StatusPUBLIC

Content hashes

Canonical textdaf59bcd78a4b26489cc72993bae0f2b98ba3f54f64131b512a2b7805b3919e4
Markdown5b6290bf40cf20a2bc5f091f877e6ab74eba811cb0567776804f29a67158018c
PDF
Publication page0730ad9a4f2d757028b6eded1e8faa06ce50b44a2ffde8755572b076e6158835
Manifest30a0c033ada30f46860997553ad6041af8300b27d41060a21be67300af476dd3

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
Signature4rJWVpvdarbZl2/HYmYAg2c2OrHFcl2bfFoo4pek1uPJgZJte3P9gt/y2oA9NH0K1IcLeJ0nkQP2gbEqFn2ZBg==
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

2026-09-17T12:10:19.026111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012672
observed 0730ad9a4f2d757028b6eded1e8faa06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.005830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012672/manifest.json
observed 30a0c033ada30f46860997553ad6041a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:18.985482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012672/publication.md
observed 5b6290bf40cf20a2bc5f091f877e6ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:18.967437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012672/publication.txt
observed daf59bcd78a4b26489cc72993bae0f2b...
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.