OpenTechnical

OT-2026-000100800

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100800) never changes.

Identity and time

Publication numberOT-2026-000100800 · never reused
Internal UUID01a0aea3-66f5-7c20-b816-02d32ef0b33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100800
StatusPUBLIC

Content hashes

Canonical textbee08b90e3fb004b93f0194e2fdab3b0e50208aa37efb71f456602690ef798bc
Markdownd86b4022b30098ce019718d6c51bc598ab7280025c924bb4cd69bac0f0ca72ae
PDF
Publication pagec04978e42b16baddd1f0a0f96bc9f773c0271d794763928cbd8f0a117b97b79e
Manifeste04c886186ce9a8e6fe23f57a7964d6447508de09606e9c63613296cf826a6a0

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
SignatureXlxmd/KqG27oY30VDrhfbpVmyqDlObHr1hkDRA8H98MdegNZf5kKtHuQHyei8AOh74eYlG1I+X4xlpiNhzwADw==
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

2026-09-17T09:27:42.828842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100800
observed c04978e42b16baddd1f0a0f96bc9f773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.810604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100800/manifest.json
observed e04c886186ce9a8e6fe23f57a7964d64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.792718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100800/publication.md
observed d86b4022b30098ce019718d6c51bc598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:42.774210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100800/publication.txt
observed bee08b90e3fb004b93f0194e2fdab3b0...
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.