Pith Number

pith:WME2QR3B

pith:2019:WME2QR3BFEYQG5FGB2WJL3TZNP

not attested not anchored not stored refs pending

Electrically addressing the spin of a magnetic porphyrin through covalently connected graphene electrodes

David Jacob, Diego Pe\~na, Dimas G. de Oteyza, Jingcheng Li, Jose Ignacio Pascual, Nestor Merino, Niklas Friedrich

arxiv:1904.06403 v1 · 2019-04-12 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WME2QR3BFEYQG5FGB2WJL3TZNP}

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	2026-05-17T23:48:41.452786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b309a8476129310374a60eac95ee796bca0d64121211b123cb7d2c5ef54f1933

Aliases

arxiv: 1904.06403 · arxiv_version: 1904.06403v1 · doi: 10.48550/arxiv.1904.06403 · pith_short_12: WME2QR3BFEYQ · pith_short_16: WME2QR3BFEYQG5FG · pith_short_8: WME2QR3B

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/WME2QR3BFEYQG5FGB2WJL3TZNP \
  | 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: b309a8476129310374a60eac95ee796bca0d64121211b123cb7d2c5ef54f1933

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ad9e7a0a93f3a03e2ecbb40190455fc75ed3afa4399661a3f8b9f9cb4c6247a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-04-12T20:24:46Z",
    "title_canon_sha256": "ea2d9092470c88e4e4160619f98956b9ef1c569b164413ad8a9f7beba4ae672c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06403",
    "kind": "arxiv",
    "version": 1
  }
}