OpenTechnical

OT-2026-000009036

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000009036) never changes.

Identity and time

Publication numberOT-2026-000009036 · never reused
Internal UUID01a0ae6b-31b8-7ffd-b706-2caac2e1866d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009036
StatusPUBLIC

Content hashes

Canonical text0e0515c1b39431f36f3edc0b759dac35f66a3d6ff1ba2d4dc4414237ee1a8978
Markdown3a71c1bcabdef9076dd0b556dc39d66974acf26f33a6ceb10db8c55fc1e72bef
PDF
Publication page23d0042e1df8d96e21ef4005afb1f738b8b7034bae4ac23fa36290ad828de91a
Manifest6b3b7f294a0fd2e3ec4b3f4dba955227d1911243b70180698a7a422951e3db90

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
SignatureDfQj4PU3gHxw9ndJO8Xurxh4MwLw/CV6Yz7+UVYI/Kxz+N6TDl4IeZCkXsLAwgb8NjCVb253OKQHrqfyhcrbAA==
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

2026-09-17T12:17:40.970352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009036
observed 23d0042e1df8d96e21ef4005afb1f738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.950652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009036/manifest.json
observed 6b3b7f294a0fd2e3ec4b3f4dba955227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.929796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009036/publication.md
observed 3a71c1bcabdef9076dd0b556dc39d669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:40.909760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009036/publication.txt
observed 0e0515c1b39431f36f3edc0b759dac35...
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.