OpenTechnical

OT-2026-000035800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000035800) never changes.

Identity and time

Publication numberOT-2026-000035800 · never reused
Internal UUID01a0ae76-b4c9-70be-bd9b-84d985408c21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035800
StatusPUBLIC

Content hashes

Canonical textdb8c8a6bb264ef65440a9f9162266afd0cf7cb2f593bf18e726f93a1ea1b0a79
Markdown3e29acf0de4728e9044973fceb91357780181ae2a7714d7c13736a230c2c4b6a
PDF
Publication pagea3f91a7f8399a0847cee00763bd182a61d7e666a980aee51e5f4972916891c65
Manifest9fff15e8b563b14760a45db11bb8d1123af332aeef7b42d22a27682ae8431179

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
SignatureBDacroGSjJjpuYUs3MAirv6m/LIl1VthhsaJvYKfjG2VI0wEJ6NNkmh2i6kO0Zz9aGyKAA5K9NIaTbF0saLLCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:30.580339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035800
observed a3f91a7f8399a0847cee00763bd182a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.564266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035800/manifest.json
observed 9fff15e8b563b14760a45db11bb8d112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.546230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035800/publication.md
observed 3e29acf0de4728e9044973fceb913577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:30.527288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035800/publication.txt
observed db8c8a6bb264ef65440a9f9162266afd...
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.