OpenTechnical

OT-2026-000103659

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum 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-2026-000103659) never changes.

Identity and time

Publication numberOT-2026-000103659 · never reused
Internal UUID01a0aea4-e462-7b25-aa65-0370d11cf8f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103659
StatusPUBLIC

Content hashes

Canonical text38b2c3915afeece0f177aaf0379c1a21ca389309a22c68ef9eaeb8d09fbcc685
Markdownf0466e4da5b84033ca16e8e34a9768608fb528bd2bae8c6f51fcc5ceda531b72
PDF
Publication page13f0090b711178537b2d20434fb837c855ab083115926677d59c71cb0c62048a
Manifest84ee3f9eec2811c90d5588886822b5860e65a9babe8249a19fe6c6afd6aae9b0

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
SignatureKRm7Ow4JR3lNjXqfCLZ7/QRPeRu165Vf/GD7BCAC18GG8gLkGoyRkOpBoOPhV7kCzGsg6/e1V08rE0J/g+pgBw==
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

2026-09-17T09:22:27.609405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103659
observed 13f0090b711178537b2d20434fb837c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:27.591221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103659/manifest.json
observed 84ee3f9eec2811c90d5588886822b586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:27.573795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103659/publication.md
observed f0466e4da5b84033ca16e8e34a976860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:27.556532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103659/publication.txt
observed 38b2c3915afeece0f177aaf0379c1a21...
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.