OpenTechnical

OT-2026-000040470

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040470) never changes.

Identity and time

Publication numberOT-2026-000040470 · never reused
Internal UUID01a0ae79-2702-7516-8ed2-b23a479e8d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040470
StatusPUBLIC

Content hashes

Canonical text86c7ec94916937985403b46dc6527862145c6891c7bee4d0e8f4e839e50dbbc8
Markdowncbfe4be153757ac0d19c0d8485190b739f8e3fbcf52552c176375477dbd32966
PDF
Publication page48803d072e358ce1aa01b800232c20961bf2aee1713fdacc91c51509adbc0e16
Manifestdd054544521d41a70efe07364a2caadc96e4c35ad9c14791dd6523da93d6b2a7

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
SignaturebH4j8p1S51ZQAmct+IeHI7/ryZUHuIuhNEsPcqICXQnjhlzaJDe90M1+QiGtgQF7tEh1IvBTVqc60rtjBtEyCQ==
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

2026-09-17T11:19:30.991339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040470
observed 48803d072e358ce1aa01b800232c2096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.972019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040470/manifest.json
observed dd054544521d41a70efe07364a2caadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.952543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040470/publication.md
observed cbfe4be153757ac0d19c0d8485190b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.933896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040470/publication.txt
observed 86c7ec94916937985403b46dc6527862...
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.