OpenTechnical

OT-2026-000037288

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000037288) never changes.

Identity and time

Publication numberOT-2026-000037288 · never reused
Internal UUID01a0ae77-b8cc-7d30-8092-3f3c8114f49a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037288
StatusPUBLIC

Content hashes

Canonical textdcac463560810ae1126f75e60614030660a285750b539fa74874753fd05d1780
Markdownd1cfbbb5c1cbb40bf30ed869920f8804716f10403dc86ff66fa0b302018f9afd
PDF
Publication page1eac885f4186a4323509994025e8424ac1f6ba6b76dcfe61b8b216b6ddf523f4
Manifestd093def2db610f572b680f25abc652a6be2ecd7e48254cb7f86b8c16dbb67e58

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
SignaturefBqQXOQ1u+zFG2+YSNPNDpuvJxSyfUMFBauwpBjUGXuivb1Wsq+YcyrKjyz3seJYVc4A8NV7QoxSeIC+A3MpCw==
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

2026-09-17T11:23:34.185043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037288
observed 1eac885f4186a4323509994025e8424a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.167482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037288/manifest.json
observed d093def2db610f572b680f25abc652a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.150007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037288/publication.md
observed d1cfbbb5c1cbb40bf30ed869920f8804...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.131738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037288/publication.txt
observed dcac463560810ae1126f75e606140306...
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.