OpenTechnical

OT-2026-000009160

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, sustained blow-off before 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-2026-000009160) never changes.

Identity and time

Publication numberOT-2026-000009160 · never reused
Internal UUID01a0ae6b-31b9-78bd-b86e-587bb1f55858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009160
StatusPUBLIC

Content hashes

Canonical textebb4144ab04aa87feeee8e7656ddc5c46636d5e99b43ed1989de3431ec99a3c2
Markdown15452c1c637b973a21f15e002f9a329e902de67b9ded7e1dc92b5aa9f9014d8c
PDF
Publication page6931e74f562f950260a853a615998e3f3371edac204baa4f16fa67347ad1d8e0
Manifest371e097a80ef39e922f5bb71295aee59763f847430dce82eec519e640ee08e69

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
SignatureF35ZSPlGIOjYK2nFnfbmCIQ1hPcjEnQLRZuwkl0eYd+FxnYSgX9quHhJaqHHZ4y72GmyaGN7gX4gk0DdwT7SDg==
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

2026-09-17T12:17:51.825942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009160
observed 6931e74f562f950260a853a615998e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.806934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009160/manifest.json
observed 371e097a80ef39e922f5bb71295aee59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.789655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009160/publication.md
observed 15452c1c637b973a21f15e002f9a329e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.769200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009160/publication.txt
observed ebb4144ab04aa87feeee8e7656ddc5c4...
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.