OpenTechnical

OT-2026-000047372

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000047372) never changes.

Identity and time

Publication numberOT-2026-000047372 · never reused
Internal UUID01a0ae7f-3e57-761f-a33d-acf7e125e7b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047372
StatusPUBLIC

Content hashes

Canonical text4bec9fa60b34f689588175992cc58451b5b78ff4bb7f6a0c02194b936a14c644
Markdownd526cba5fab3961fe8f59eefe656e18ae8b3d7be211e8ad8e58e4e40c57d325d
PDF
Publication pageaf5ec5da8d40b253ea342e20a3207a04c356c20c6f05ccaf311ec60301f12bb1
Manifest1e9fbf91281d092c78280144de5d2e6d3eef26e73bd5ab234bfd69358533eb7e

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
Signaturen7JHuTwbzgPkAcEJH52xlTl2V6ofyUpapcTnT70JcOJFESKZVQRU2yt3a+lxV+TB3a9PPRiWgnZ/rcUtAHcMDw==
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

2026-09-17T11:06:22.596862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047372
observed af5ec5da8d40b253ea342e20a3207a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.579475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047372/manifest.json
observed 1e9fbf91281d092c78280144de5d2e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.561269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047372/publication.md
observed d526cba5fab3961fe8f59eefe656e18a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.541616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047372/publication.txt
observed 4bec9fa60b34f689588175992cc58451...
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.