OpenTechnical

OT-2026-000099027

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099027) never changes.

Identity and time

Publication numberOT-2026-000099027 · never reused
Internal UUID01a0aea2-8287-7cbb-a69e-d788605414a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099027
StatusPUBLIC

Content hashes

Canonical text6645837fdae0b5677487b3e9477e5205e71af17d76556b028b7f4d7e87aff915
Markdown723ace95dc86b2c747113915e2282bae2d32d45cfac260b512cf1665fb842540
PDF
Publication page77a38bfd9fd222e945fbc5f87a350aa1e54f5987f9cecfc7b06c198120702b95
Manifest39b66cc6bc0f1200760759dc6f4fce7ab7235144e737aaa854b2fa6da3da06d7

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
Signaturey6ycYxAfNl0MxBHfLqh/mpIFW8OW0BefLd4p9+ApyCmJZYPLt9Y+gKppGpnN7b3ETqfIrXlFm8xXgAIly36vDQ==
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

2026-09-17T09:30:14.005468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099027
observed 77a38bfd9fd222e945fbc5f87a350aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:13.985130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099027/manifest.json
observed 39b66cc6bc0f1200760759dc6f4fce7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:13.961752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099027/publication.md
observed 723ace95dc86b2c747113915e2282bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:13.941996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099027/publication.txt
observed 6645837fdae0b5677487b3e9477e5205...
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.