OpenTechnical

OT-2026-000086923

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000086923) never changes.

Identity and time

Publication numberOT-2026-000086923 · never reused
Internal UUID01a0ae9a-80a5-7fa4-9a7e-a6780f9d8952 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086923
StatusPUBLIC

Content hashes

Canonical textd0ee70e52ef05e781f140230c47c1064e185cd43b113b54d7c8c225ea6dd896d
Markdown8e5ecf3ff00e30f7db11d09873f9a39bd4fdf22e5cec4ad361da318c52783912
PDF
Publication pagef68e417dd0315949ad068c3e2e48082b2a365475369460ecdf3da6942873bd2f
Manifestdd495efb5fbd4747e00649c88eccdc6af5ee14f4d542e60844077509f79d4b69

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
SignatureYgVab8OlfEbm8uTtS6IZn5OCpeoKtgYM/5ZvSdUtEo9LJmtIeeDBEJGKk2wGlLA0nqjdi+BlQw++JNv22PXjAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:46.768829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086923
observed f68e417dd0315949ad068c3e2e48082b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.751266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086923/manifest.json
observed dd495efb5fbd4747e00649c88eccdc6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.733984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086923/publication.md
observed 8e5ecf3ff00e30f7db11d09873f9a39b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:46.714837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086923/publication.txt
observed d0ee70e52ef05e781f140230c47c1064...
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.