OpenTechnical

OT-2026-000093714

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093714) never changes.

Identity and time

Publication numberOT-2026-000093714 · never reused
Internal UUID01a0ae9e-508c-76df-a6ab-7a6efd73b772 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093714
StatusPUBLIC

Content hashes

Canonical text5a2fbede27ab1044bc020bdb5b1a7a6a48191aba266c7bd2f182b67308e2e42b
Markdown4147a908045543faa33e9da069408d0abfd019a6985dafd5aee1b0609df99c9f
PDF
Publication page6183373808cbe614872aa407c784cf9060e46422a33eae9b8d6321e0f17f7362
Manifestfab8a8ad953bcb68353acf8be9cfafbaa1b81b889a706cc9975f8d425b6f7b46

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
SignatureLdWNKe+0HDtpNNxcrS5p1O+5G2K739MxWZv1U9UCCNR1VraIY0cBZQOJfPZy2ajnXnKBB4uAOIXOiT1hdVtNCg==
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

2026-09-17T09:39:47.067982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093714
observed 6183373808cbe614872aa407c784cf90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.050426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093714/manifest.json
observed fab8a8ad953bcb68353acf8be9cfafba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.032951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093714/publication.md
observed 4147a908045543faa33e9da069408d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.016875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093714/publication.txt
observed 5a2fbede27ab1044bc020bdb5b1a7a6a...
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.