OpenTechnical

OT-2026-000030596

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000030596) never changes.

Identity and time

Publication numberOT-2026-000030596 · never reused
Internal UUID01a0ae73-e505-7e78-8225-12097f72d955 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030596
StatusPUBLIC

Content hashes

Canonical text1ce4bf44a93bd2f241c1e77b3c10763283cb5e59554fb152b12876f41263d54c
Markdownb7cf9216c0d3a8fc5b3fe8a336acf6938f646fa9dd7a71293fa77c7a1e046058
PDF
Publication page9bae6a92f597ce934434341f94c3089fd9d92b2d47edd041738880f9a37bf292
Manifest4d87bee9e31d5566dde8d3bc1058dfe8eefd2fd52885ba0a3111485442520dc9

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
Signature5OqPrO9oJ3FoBbEEssdY0egUZjuy0pIRJr0n6VXupLsF7f+er6VlsfyeOQe97g31ruL8mIbpFbJisbTU+0/XAw==
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

2026-09-17T11:38:28.484263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030596
observed 9bae6a92f597ce934434341f94c3089f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.468052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030596/manifest.json
observed 4d87bee9e31d5566dde8d3bc1058dfe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.451543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030596/publication.md
observed b7cf9216c0d3a8fc5b3fe8a336acf693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.432708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030596/publication.txt
observed 1ce4bf44a93bd2f241c1e77b3c107632...
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.