OpenTechnical

OT-2026-000102426

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102426) never changes.

Identity and time

Publication numberOT-2026-000102426 · never reused
Internal UUID01a0aea4-8589-76d9-a568-fb9618f2e533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102426
StatusPUBLIC

Content hashes

Canonical text3bc8e27e2a375998a1091a3576dbced8fbe9f413efcb69f57b2cecfe82d087d2
Markdownf265b31a3d21027a43c2ea7a78e46bb7d7d25e78de346eecc0fbb1e164e97454
PDF
Publication page9aa6a40557bf29afd7ef7b842db3bfc0355302783f1617e4d02bda18ce8d567e
Manifest8d47ce97727e9349c98bc6d05fcb57a498217a51e19d88112de5fe5c01e46ef5

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
Signaturec03oj6mCkffJV8nkCuwx1fIubYlnCPLSrliazVcKFo3YaURugFQ+nfei3qXyariAg/q26cTMvITRKnpYbAupCg==
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

2026-09-17T09:23:46.127137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102426
observed 9aa6a40557bf29afd7ef7b842db3bfc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.110105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102426/manifest.json
observed 8d47ce97727e9349c98bc6d05fcb57a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.089615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102426/publication.md
observed f265b31a3d21027a43c2ea7a78e46bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:46.071477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102426/publication.txt
observed 3bc8e27e2a375998a1091a3576dbced8...
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.