OpenTechnical

OT-2026-000059845

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000059845) never changes.

Identity and time

Publication numberOT-2026-000059845 · never reused
Internal UUID01a0ae89-ec25-70ba-980b-6c6fe70c20d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059845
StatusPUBLIC

Content hashes

Canonical text998278dafac1b210696f2b56d37d00240439bc1b1bd67482588fc38656e01f1f
Markdowndb5676892736ca10ce322a197a1c488c014bf690f6f1c44812d64120333614cd
PDF
Publication pagec7088bc17f94ae12bfdc23bcb6aabadc35b852834858a0a4571200e972f99972
Manifesteebfdd8ff511b9443dd00b5c54cb5535e2647cf480fe09307206bc6f46edcba3

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
SignatureUBNNjDYzQLDJd3s2zf5J+FrKNwKrIi7799Wz8zpFSjhxVQ8ZtTsUszYNRxBg4wMiXvM3DIUQ6PQgZg1Y5j3FAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:35.689459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059845
observed c7088bc17f94ae12bfdc23bcb6aabadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.668881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059845/manifest.json
observed eebfdd8ff511b9443dd00b5c54cb5535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.650180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059845/publication.md
observed db5676892736ca10ce322a197a1c488c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.629799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059845/publication.txt
observed 998278dafac1b210696f2b56d37d0024...
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.