OpenTechnical

OT-2026-000008442

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, vented 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-2026-000008442) never changes.

Identity and time

Publication numberOT-2026-000008442 · never reused
Internal UUID01a0ae6a-e46a-70c5-a11b-680f067a310e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008442
StatusPUBLIC

Content hashes

Canonical text91351bd83e967d0268e5e7a57e4d6af52a3d744728b59410ba6df34abd501627
Markdowncb81a1fbad9ada3ad30ef24dcddde1db0f791513c8f0607de3625e66d95830e1
PDF
Publication page9e33dc1c806217de37bf309f139b51fe4a5007ea417e4619bb187a692d70b81a
Manifest5e67caa34339f8903d380af4a9eac83affa2bb4298f52fc559efb54372b82bc7

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
Signatured4z+mY/boUdwYeTBjXrEPh5wvgjcWhZeHR+EEqOF6eiPIt+wSbfsxMxvodJMAvrOMFTqUxfdg8+6IL/MmLjnAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:19.351849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008442
observed 9e33dc1c806217de37bf309f139b51fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.331645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008442/manifest.json
observed 5e67caa34339f8903d380af4a9eac83a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.314483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008442/publication.md
observed cb81a1fbad9ada3ad30ef24dcddde1db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.296497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008442/publication.txt
observed 91351bd83e967d0268e5e7a57e4d6af5...
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.