OpenTechnical

OT-2026-000091383

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091383) never changes.

Identity and time

Publication numberOT-2026-000091383 · never reused
Internal UUID01a0ae9c-f16d-76fa-b681-b5ecf65d899d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091383
StatusPUBLIC

Content hashes

Canonical text79fdbbebfd1be3ce01b2430ec08a7b242e00cb22ee61f9425183549e9c633007
Markdown529fa5110320ff1f94dab498bb0725f587cabe295b270ca89384accbd2b92a58
PDF
Publication page213089196be420ef950cdb13a7e07805d4fc1e6d24fe1788e448e995a06e6465
Manifest7940c11ea08036e782a7a070aabd51f99d37a190c545cb75833f7f8c1fc564cf

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
SignaturevOxplbIVtsMQpuc7sp79VP7ffed6eBaZMWH27RZrsjIrYYCGro5qoJB41omAo8jPnqG7BJM6nJ6swo7sD+yyDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:36.352607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091383
observed 213089196be420ef950cdb13a7e07805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:36.334685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091383/manifest.json
observed 7940c11ea08036e782a7a070aabd51f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:36.317767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091383/publication.md
observed 529fa5110320ff1f94dab498bb0725f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:36.285333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091383/publication.txt
observed 79fdbbebfd1be3ce01b2430ec08a7b24...
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.