OpenTechnical

OT-2026-000062476

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000062476) never changes.

Identity and time

Publication numberOT-2026-000062476 · never reused
Internal UUID01a0ae8c-0ac0-77b6-b219-34e73c94a946 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062476
StatusPUBLIC

Content hashes

Canonical text49968c8269e466387d0448c7957db99c82a253f4d5ced52785fdc07b567772b7
Markdown6627d18f8f78d12a9ad05b8b18a994f60bbd9f2025a4d7f5dfdd4549fbab779e
PDF
Publication pagea4a7eeb55be01c9b828ccb4adb0320bd5c04ae86b15f3286d012394869a20e4a
Manifest8d2a990788b168bbe15bdefb52278d911b610d5b1dd16d0b1426c86d679823e1

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
SignatureovA/Jh4GIcreoms+6WgqPYaTQJyPKeU69o8NhFv018k3I9rBRyPENQmK60Xj4mVqiEz+3dzq7U3JZbvSKERlCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:49.841549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062476
observed a4a7eeb55be01c9b828ccb4adb0320bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.822755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062476/manifest.json
observed 8d2a990788b168bbe15bdefb52278d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.801124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062476/publication.md
observed 6627d18f8f78d12a9ad05b8b18a994f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:49.779959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062476/publication.txt
observed 49968c8269e466387d0448c7957db99c...
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.