OpenTechnical

OT-2026-000103160

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pulsed 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-2026-000103160) never changes.

Identity and time

Publication numberOT-2026-000103160 · never reused
Internal UUID01a0aea4-be3e-7d63-a2b6-18eb760367b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103160
StatusPUBLIC

Content hashes

Canonical text6ce71a21daca573418ad96a6ec2827cbe3232819b81351b2b60104d100a87fee
Markdown3f42aaf79caeebb5516cfa305a750b0697513c094fa23c0df01aae3ce4535eb0
PDF
Publication pagef8d0e8bfb74e163263657d3557900031d54f26fe60c6d3bf0da56651d2c5f386
Manifestc0d8f00b6f04d7c6e620fd02cb6a382b61d7caf7c79def8463f4417b74007882

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
SignaturecVNxT9NhD1bPBv9bywGVvgffLRsI3qtmu6Gr77/t1UV1QpI3rw5GSECQwTHACdOCBvB9GWOgdDLDP1OCkbtyBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:22.482887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103160
observed f8d0e8bfb74e163263657d3557900031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:22.466039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103160/manifest.json
observed c0d8f00b6f04d7c6e620fd02cb6a382b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:22.447819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103160/publication.md
observed 3f42aaf79caeebb5516cfa305a750b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:22.429432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103160/publication.txt
observed 6ce71a21daca573418ad96a6ec2827cb...
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.