OpenTechnical

OT-2026-000056828

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-2026-000056828) never changes.

Identity and time

Publication numberOT-2026-000056828 · never reused
Internal UUID01a0ae87-7af8-7222-b709-da57175a06a4 · 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-2026-000056828
StatusPUBLIC

Content hashes

Canonical text11a680202165f7d191fd339d37951652a73e8bac4838b260dd88c1e96db9e78a
Markdown9a15c9297554fdc252acaacaeabd6bcb89fb44fc09886d5e9262c3af744ac605
PDF
Publication page26608ac1275bb3554d064e860449f1718f8c2b53d23a5aa45095a37ffd3dd7d3
Manifestee0bf02dae053b4ec0440f7b1fdc9f427df51761363c9a8213ba844ef7638a6f

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
Signaturezq+7n4lHZiH4uk5CLRBmZmsAWXKcc6nLm7skK+TQhSyViyjokwKgfgEJVKocBGkwXx/r/Dcjx2qzg30fpdiSDQ==
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

2026-09-17T10:50:19.265869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056828
observed 26608ac1275bb3554d064e860449f171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.246997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056828/manifest.json
observed ee0bf02dae053b4ec0440f7b1fdc9f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.225486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056828/publication.md
observed 9a15c9297554fdc252acaacaeabd6bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.204085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056828/publication.txt
observed 11a680202165f7d191fd339d37951652...
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.