OpenTechnical

OT-2026-000009562

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000009562) never changes.

Identity and time

Publication numberOT-2026-000009562 · never reused
Internal UUID01a0ae6b-7563-795b-9d61-56e55c37764a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009562
StatusPUBLIC

Content hashes

Canonical textf9058b6f422a21b9cd4af9dfedf7ae4abef962f31481d992d0adf6e89626d4c0
Markdown80e1f84680b55cdb57af5f1219ce3f37390a92cca130a8bf47bc2f460a624125
PDF
Publication pageef7aec60360677423413cb866a0078d2aa140a134a7729d3eb71aff07a251991
Manifest26ca56cadaed070ceb36abb5b3db6870c1b29a4b614d65645bff8448a8adf61d

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
Signature5XMhzqbEm6k2yluSEkv110i8BDlQGRY7kSfYF3MJDEM4bYU9BOk7EJN6kwuP+4Ycful0U1NsWPWQcQi3gJNaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:59.626609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009562
observed ef7aec60360677423413cb866a0078d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.606002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009562/manifest.json
observed 26ca56cadaed070ceb36abb5b3db6870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.585007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009562/publication.md
observed 80e1f84680b55cdb57af5f1219ce3f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.565598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009562/publication.txt
observed f9058b6f422a21b9cd4af9dfedf7ae4a...
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.