OpenTechnical

OT-2026-000094648

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094648) never changes.

Identity and time

Publication numberOT-2026-000094648 · never reused
Internal UUID01a0ae9f-2dec-784e-8c6d-91eaaf6f42d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094648
StatusPUBLIC

Content hashes

Canonical textd4e77a85b170f0a008d3fccbc75e83d0e45e5cbc4cce45442e0719c465392163
Markdown7efb82233fff0a8179d5a22be8146d71091011a4131cb1fac53e9381f075be8c
PDF
Publication page750fbe9b409b9e9c5c1991f9d0634d26967d73103e16a9b24a808960d4e69e8b
Manifeste6df6ef4b65db8074202946d2d24b6e6b137ac59393411d189c992a68c110613

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
Signature+7rIBIfzHHpPCUaVocZfj2zOAqv9IZokLUgiJPKIpxnoXEHONQnU3eXp+jQlRPvF//+cDDxCLpc6jbMrIIplBQ==
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

2026-09-17T09:37:05.535671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094648
observed 750fbe9b409b9e9c5c1991f9d0634d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.519957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094648/manifest.json
observed e6df6ef4b65db8074202946d2d24b6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.503980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094648/publication.md
observed 7efb82233fff0a8179d5a22be8146d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:05.486776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094648/publication.txt
observed d4e77a85b170f0a008d3fccbc75e83d0...
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.