Pith Number

pith:UKGPK3KY

pith:2019:UKGPK3KYN6YU6YSD64OUU6MAEX

not attested not anchored not stored refs pending

Observation of multiple Dirac states in a magnetic topological material EuMg2Bi2

Alex Aperis, Christopher Sims, Dariusz Kaczorowski, Fairoja Cheenicode Kabeer, Firoza Kabir, Gyanendra Dhakal, Klauss Dimitri, Krzysztof Gofryk, Luis Persaud, Madhab Neupane, M. Mofazzel Hosen, Peter M. Oppeneer, Sabin Regmi, Xiaxin Ding

arxiv:1912.08645 v1 · 2019-12-18 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKGPK3KYN6YU6YSD64OUU6MAEX}

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	2026-07-05T00:27:04.776542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a28cf56d586fb14f6243f71d4a798025c630f656822864352bc2f04b7e27e4c9

Aliases

arxiv: 1912.08645 · arxiv_version: 1912.08645v1 · doi: 10.48550/arxiv.1912.08645 · pith_short_12: UKGPK3KYN6YU · pith_short_16: UKGPK3KYN6YU6YSD · pith_short_8: UKGPK3KY

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/UKGPK3KYN6YU6YSD64OUU6MAEX \
  | 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: a28cf56d586fb14f6243f71d4a798025c630f656822864352bc2f04b7e27e4c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49afb5edf4aaef155026a014112e415493eaa333105f51ae190750f745314699",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-12-18T14:51:24Z",
    "title_canon_sha256": "10ba57dcb739e5fea598143eea33d533f540eb88a55106078ca0ef8a8bc0f784"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.08645",
    "kind": "arxiv",
    "version": 1
  }
}