OpenTechnical

OT-2026-000103635

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, 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-2026-000103635) never changes.

Identity and time

Publication numberOT-2026-000103635 · never reused
Internal UUID01a0aea4-e462-7bee-a910-3e852438ec9c · 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-2026-000103635
StatusPUBLIC

Content hashes

Canonical text14924d288aec0cba4dab61e28674420932d0fc59c614536ffb3d9eba2a4fcc5d
Markdown4e54835a66f063f27e341bdfcc846bf46ff544abf8d27c7a8d642e730b8b5ef1
PDF
Publication page6147c633e7fbf2400c06d6562000f97b30e5aea009ef28b175cf659e150ea640
Manifest0db97baacf66fb5e9b526a71aacf8a36f9ae72f9390e3830db493d134721d83d

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
Signaturef0gPmi/RJCmGDnZiq1Ypa2Layg3iZ/n4617TiVKdXPT1QLvuaTML1wSN9A/BqdNw+Vq7ap3AVX/2MxbUZa7PCw==
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

2026-09-17T09:22:25.865099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103635
observed 6147c633e7fbf2400c06d6562000f97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.848015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103635/manifest.json
observed 0db97baacf66fb5e9b526a71aacf8a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.831200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103635/publication.md
observed 4e54835a66f063f27e341bdfcc846bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.815241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103635/publication.txt
observed 14924d288aec0cba4dab61e286744209...
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.