OpenTechnical

OT-2026-000036212

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000036212) never changes.

Identity and time

Publication numberOT-2026-000036212 · never reused
Internal UUID01a0ae77-01cf-7226-9849-71447dcf26cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036212
StatusPUBLIC

Content hashes

Canonical text92d8939ad2e89bec2778d3ef475a2813d7603c6f4f6561aabcec240f0da853c7
Markdown5aee83b85fc72aaed8babcfb8e327146ba8556ab7bfb0cb89d3c906ac5ae8b84
PDF
Publication pagec471adf54297d74e2e6178caf66c920d7226a70f0c164dc327d42873aae0c0af
Manifest6fa259e0fa79e43ce12c5db12a98ba061283edc287495231dc9d82448eb01333

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
SignatureHADRJFkE1eo5k9lXHljkmCe2udm1mFFjq9rWcLPltNkUSB5JusJuZilkM8TyF9F+begZkLBO2s37JAkhjFv2Dw==
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

2026-09-17T11:26:27.266393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036212
observed c471adf54297d74e2e6178caf66c920d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:27.247980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036212/manifest.json
observed 6fa259e0fa79e43ce12c5db12a98ba06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:27.229324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036212/publication.md
observed 5aee83b85fc72aaed8babcfb8e327146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:27.212524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036212/publication.txt
observed 92d8939ad2e89bec2778d3ef475a2813...
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.