OpenTechnical

OT-2026-000009425

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000009425) never changes.

Identity and time

Publication numberOT-2026-000009425 · never reused
Internal UUID01a0ae6b-7562-7dcf-b3d7-330c5b9d1bd0 · 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-2026-000009425
StatusPUBLIC

Content hashes

Canonical text8ab645be9a2e543b4dcb30f11271cf7da36754cd807a73df7816225cb2cf11f2
Markdown305a142f6f9cab5aec569f336f1479234c099f6654f70427017e0e78d8dd5a6e
PDF
Publication page9c174d54a7a05544735e38bc7a736856d4857e5a51977243ac29749d7fc1a2f2
Manifestfd858f3e014be045dec3947b26d456385600d1fae50a98d1decee0287eebfdd3

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
SignatureUPc9eNGTCGuu0PPfa0C21v3VvKbp9d8fprrgGRAq7EKpv4SoC/Iov3Zgk5YolX/ZDqtRPdEz8WIOUZB1aXn9Aw==
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

2026-09-17T12:16:42.748462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009425
observed 9c174d54a7a05544735e38bc7a736856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:42.730611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009425/manifest.json
observed fd858f3e014be045dec3947b26d45638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:42.713351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009425/publication.md
observed 305a142f6f9cab5aec569f336f147923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:42.693181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009425/publication.txt
observed 8ab645be9a2e543b4dcb30f11271cf7d...
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.