OpenTechnical

OT-2026-000010582

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000010582) never changes.

Identity and time

Publication numberOT-2026-000010582 · never reused
Internal UUID01a0ae6c-0ee7-71e3-850f-7a9ed14510cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010582
StatusPUBLIC

Content hashes

Canonical textc52af7a138a291af9834e7b6cc9ebc2ed26c5eb17d4562d26f0ff6bd27bebbae
Markdown4a0786953465d62fe20f5825b70b44c05e705de16f59bf0331f4f99beb792162
PDF
Publication page9f2641e246832041738162be77d23ec9e7a5ebd8d5416d21490744f3c51d1a51
Manifestbad261abcef44e11bcae0d5f7251406718c777ec6dc0b917468484b634abd1b4

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
SignatureW/uSKjGJVsnm8KM1khxzgf9je3WafklBkYfmcV4QSw6rl8ReFIq5ssvMJpLfyU8L8bpHz+Gdb+bhbZJ2YvJqAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:45.671169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010582
observed 9f2641e246832041738162be77d23ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.648709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010582/manifest.json
observed bad261abcef44e11bcae0d5f72514067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.627004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010582/publication.md
observed 4a0786953465d62fe20f5825b70b44c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:45.607908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010582/publication.txt
observed c52af7a138a291af9834e7b6cc9ebc2e...
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.