OpenTechnical

OT-2026-000008730

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000008730) never changes.

Identity and time

Publication numberOT-2026-000008730 · never reused
Internal UUID01a0ae6a-e46c-7150-930a-e709c5d5deef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008730
StatusPUBLIC

Content hashes

Canonical text95e88a8b81371504ef29f7428cd557e799e4a2641c245c191603dc6fa1c0d0f6
Markdown051b721d1c54ab7e33958e30c47d896d8799acf0b7f3e26628fb6be798ea5d5f
PDF
Publication pagebf3ba920f1eef8b6eacdb612db6ed016fc214fc0e9a59cff1d034e6353957659
Manifest95e1438ff5a6f002abbc5c4f190305341aec7d948fb4814fcb8152b770c6bf14

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
SignaturedbjmVtjRUMFa6Y2ekQ6pUTi5H+BATybkba5IziuEg4bpjm7kwZqMxc0zdmTX0n+T1HMP5cRelZ5TvGTQtMAGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:48.935798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008730
observed bf3ba920f1eef8b6eacdb612db6ed016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.915089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008730/manifest.json
observed 95e1438ff5a6f002abbc5c4f19030534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.894092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008730/publication.md
observed 051b721d1c54ab7e33958e30c47d896d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:48.873670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008730/publication.txt
observed 95e88a8b81371504ef29f7428cd557e7...
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.