OpenTechnical

OT-2026-000009399

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000009399) never changes.

Identity and time

Publication numberOT-2026-000009399 · never reused
Internal UUID01a0ae6b-7561-7c45-8f69-e2af444dd183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009399
StatusPUBLIC

Content hashes

Canonical text846b01e0f951b344c894cd5c3d4b80cbdb5ca88a99101f5495cfdab36c7d4b55
Markdown04b8cb256c4aa5c3476db53f2141573652ff695db0ca03b8b2de3dfdd5d1e223
PDF
Publication page74fc34bf8e85b9290eb340fd03710db664e6b5689051b243ef4941d28a448519
Manifest51c89e9127b59cd86085b341886f6904124465f7a7a6a1ec71f46782b3dd3fea

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
SignatureBi3P1sqX+z+X2cQ1CUUPuyIoRflufXEPis4hn16IM9OrAX7MZD3AeNu/FlY1LW/Cc+y46QqbDOij3U3X8TUcBw==
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

2026-09-17T12:16:40.658021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009399
observed 74fc34bf8e85b9290eb340fd03710db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.639498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009399/manifest.json
observed 51c89e9127b59cd86085b341886f6904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.583988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009399/publication.md
observed 04b8cb256c4aa5c3476db53f21415736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.531204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009399/publication.txt
observed 846b01e0f951b344c894cd5c3d4b80cb...
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.