OpenTechnical

OT-2026-000099528

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099528) never changes.

Identity and time

Publication numberOT-2026-000099528 · never reused
Internal UUID01a0aea2-c974-7265-a45d-e1226918f8d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099528
StatusPUBLIC

Content hashes

Canonical textf0bbc14647a2b0beee0ae70d39fe352c672a4e52031473176dfa5e9e6c7d1792
Markdown4c927e6fa9b073e20a95d8f04a22609e61140b539bcfccaad5208ad0968c5ede
PDF
Publication pagef7bc37fb064c822116aa248ab849e6ebd7d088de1499758789bcc6957815e676
Manifestaa6ce525df15e83064d5491482421fa5b2e04ac5019240adf3c388eff136ce1e

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
SignatureV0WGj1XM1TfEKuB2X5Q+LlrwmkfVkYAukoRr2Ltu0ffqVvsn0+wunIVJbRfjleRt17F+lRcz0MvEFGDkwcpmDQ==
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

2026-09-17T09:29:25.735042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099528
observed f7bc37fb064c822116aa248ab849e6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.717554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099528/manifest.json
observed aa6ce525df15e83064d5491482421fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.699313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099528/publication.md
observed 4c927e6fa9b073e20a95d8f04a22609e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:25.681944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099528/publication.txt
observed f0bbc14647a2b0beee0ae70d39fe352c...
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.