OpenTechnical

OT-2026-000084804

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000084804) never changes.

Identity and time

Publication numberOT-2026-000084804 · never reused
Internal UUID01a0ae99-43b3-7110-8c18-b1d072112c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084804
StatusPUBLIC

Content hashes

Canonical text178c71b2753c252139ad9ebe03607c0d2a78d2b45eac83a2336c19ba8429ba13
Markdown32bf369f6ccaa20e9b88e58eeca35fefbbc2af9e04e809f357a76e2936deafff
PDF
Publication pageabd23553ca0331afb9487b166b72da8ead281b6a76ca1ea559e597b3d8502b59
Manifest421d2e773859b0463509b80d9ca03e3d953ae218fd91e95f813d402b2859c562

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
SignatureLiqejLS5bE3uw+et6SdEA9UWU8HPyhIGXSmhtBy2hz8bxykKCJanGjrcL8EoV1l2leQl7lso0ASNbb8eWvXJDA==
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

2026-09-17T09:54:44.989306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084804
observed abd23553ca0331afb9487b166b72da8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.970164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084804/manifest.json
observed 421d2e773859b0463509b80d9ca03e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.952939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084804/publication.md
observed 32bf369f6ccaa20e9b88e58eeca35fef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.934688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084804/publication.txt
observed 178c71b2753c252139ad9ebe03607c0d...
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.