OpenTechnical

OT-2026-000044941

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000044941) never changes.

Identity and time

Publication numberOT-2026-000044941 · never reused
Internal UUID01a0ae7c-911c-768f-bb3b-fc9c84af1914 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044941
StatusPUBLIC

Content hashes

Canonical text2c91fdd431f19be81ec55c3389f98b8bbbd85b07a3555133d4eee0f963f7b4d9
Markdown92eab6c39ee0b62bf9cdca44b795e27ba2f013806dfa31877f3dc07f981be13d
PDF
Publication page7f5df6a87c7d1b4eef26ec228a926769ba46dec674c1b18fdf7c0f92e08015f4
Manifest89156a67b975fb6662a6756134541bd0025824b90f7bb514587bfbe3e6c7787b

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
SignatureJ0cvIImY4+p2xY1+naGYrwVpCMhBOXQRxeXzJRThr4HqHggTzgb9BysAC6hl/wKtmSqnEaJ9gLuF0J3Q23eeAg==
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

2026-09-17T11:11:37.191870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044941
observed 7f5df6a87c7d1b4eef26ec228a926769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.173336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044941/manifest.json
observed 89156a67b975fb6662a6756134541bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.153631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044941/publication.md
observed 92eab6c39ee0b62bf9cdca44b795e27b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.134068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044941/publication.txt
observed 2c91fdd431f19be81ec55c3389f98b8b...
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.