OpenTechnical

OT-2026-000097240

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097240) never changes.

Identity and time

Publication numberOT-2026-000097240 · never reused
Internal UUID01a0aea1-01ca-7d80-bfb6-590938879e1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097240
StatusPUBLIC

Content hashes

Canonical texta5bbd4763ef4647e45a9927cca1330dae6232eae3c65fc38f0e3a0ea0f36d006
Markdownfac8f68297bf44dee4c41dcb6265289445aecc9195ca08f3e4a541937094656e
PDF
Publication pageeda732faf1b2443d004b038772694902fcb876a72809f827ef78cbb47d6bff20
Manifest74161042f3f05dec244188bc6a530c4e3da1739dca995ab0522f9634fbcdba7d

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
Signaturemm5ye9HbK9ah9wi2NbADWOEiNZQhjX/WDRuXU6RiJ3bxn8ClfDgak+QTdNJt5+g5FqLE8S/+MrYsgd8jAYKIBw==
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

2026-09-17T09:33:29.465241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097240
observed eda732faf1b2443d004b038772694902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.435210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097240/manifest.json
observed 74161042f3f05dec244188bc6a530c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.418112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097240/publication.md
observed fac8f68297bf44dee4c41dcb62652894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:29.389633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097240/publication.txt
observed a5bbd4763ef4647e45a9927cca1330da...
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.