Pith Number

pith:2H72D3DH

pith:2017:2H72D3DHRGMWEZ5RUDFTCL7OQA

not attested not anchored not stored refs pending

A 20-Channel Magnetoencephalography System Based on Optically Pumped Magnetometers

Amir Borna, Anthony P. Colombo, Christopher Berry, Jim McKay, Julia Stephen, Michael Weisend, Peter D. D. Schwindt, Tony R. Carter, Yuan-Yu Jau

arxiv:1706.06158 v1 · 2017-06-19 · physics.med-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2H72D3DHRGMWEZ5RUDFTCL7OQA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:30:03.695309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1ffa1ec6789996267b1a0cb312fee801f52d0012b9975e58ec34f7a151f5a8d

Aliases

arxiv: 1706.06158 · arxiv_version: 1706.06158v1 · doi: 10.48550/arxiv.1706.06158 · pith_short_12: 2H72D3DHRGMW · pith_short_16: 2H72D3DHRGMWEZ5R · pith_short_8: 2H72D3DH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2H72D3DHRGMWEZ5RUDFTCL7OQA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d1ffa1ec6789996267b1a0cb312fee801f52d0012b9975e58ec34f7a151f5a8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c6601b09454e76d132eeb4f06ec31cabe0283814a6908035881b2c3e874f580",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-06-19T20:10:29Z",
    "title_canon_sha256": "a62c29a024b3eb4e927b5a4a162c4cfc46ce195229ed74a8e746b50e914bbd73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06158",
    "kind": "arxiv",
    "version": 1
  }
}