OpenTechnical

OT-2026-000040479

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000040479) never changes.

Identity and time

Publication numberOT-2026-000040479 · never reused
Internal UUID01a0ae79-2702-705d-b38b-b8b655c605e7 · 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-2026-000040479
StatusPUBLIC

Content hashes

Canonical textda1bd37e885369e16ad9e16785f4022f6875b9126fc785ec3695fe38e9d78d93
Markdown4dd407dfe9cef30bd50731983e790b2a87232364040b66a2b42e1dd5b782b479
PDF
Publication pageba057dcf180bb0f04cae550ea743337d2d9ec0ce9aa30e66bea5b62fd7cf3ad8
Manifestbc6b08cc8f788672e3e5a9cbb3478afc82679e1639631e7ad8e4ad021f217cb2

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
SignaturepYTM/QKS3FXK63T1LBTCAKaU+rlYoGsoenTQ3UacXSj5pdtDj3AE6iO+p2Ma4abtY5XaZxCZoMWaysYlD5V6Dw==
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

2026-09-17T11:19:31.650019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040479
observed ba057dcf180bb0f04cae550ea743337d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.632870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040479/manifest.json
observed bc6b08cc8f788672e3e5a9cbb3478afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.614741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040479/publication.md
observed 4dd407dfe9cef30bd50731983e790b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:31.596742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040479/publication.txt
observed da1bd37e885369e16ad9e16785f4022f...
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.