OpenTechnical

OT-2026-000056852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off after 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-2026-000056852) never changes.

Identity and time

Publication numberOT-2026-000056852 · never reused
Internal UUID01a0ae87-7af8-7695-97d6-46a3e04076ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056852
StatusPUBLIC

Content hashes

Canonical textc4eb08991330715a89eb9478864e2bdfafeb4c6ae008143e1d8f8cd63678f8ac
Markdownd9ccf103b69c10ade5de31421fd2ed1ad8d3af7253bcaaf886df266db8eeb708
PDF
Publication page3a1f0d12c9aecbbc52c4bd2cc7322872a5dbb0ea921cf4d8bab13acbd3977a14
Manifest44bacb8d2819400e6484c47b03e59afb5b8c76c4dc6d19fad1ff33ae04a2b1cd

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
SignatureceHbicX0i60kOrZqGR1MPhuyTdd36//sgCEbZNqiBvDgpBBzMV+7Vld7ogk5pTnZK9vHYR1QUJbNuCwIsfhkDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:21.204826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056852
observed 3a1f0d12c9aecbbc52c4bd2cc7322872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.187903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056852/manifest.json
observed 44bacb8d2819400e6484c47b03e59afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.167632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056852/publication.md
observed d9ccf103b69c10ade5de31421fd2ed1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.149490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056852/publication.txt
observed c4eb08991330715a89eb9478864e2bdf...
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.