Pith Number

pith:2U45H7Z4

pith:2014:2U45H7Z4AMBBXB33RZDQGJQALN

not attested not anchored not stored refs pending

The three-dimensional topological Dirac semimetal Na$_3$Bi: the ground state phase

Dianzhong Li, Ronghan Li, Xing-Qiu Chen, Xiyue Cheng, Yiyi Li

arxiv:1404.1157 v1 · 2014-04-04 · 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{2U45H7Z4AMBBXB33RZDQGJQALN}

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	2026-05-18T02:54:54.082491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d539d3ff3c03021b877b8e470326005b53a6fa959537b7c69ac373868f887cd4

Aliases

arxiv: 1404.1157 · arxiv_version: 1404.1157v1 · doi: 10.48550/arxiv.1404.1157 · pith_short_12: 2U45H7Z4AMBB · pith_short_16: 2U45H7Z4AMBBXB33 · pith_short_8: 2U45H7Z4

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/2U45H7Z4AMBBXB33RZDQGJQALN \
  | 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: d539d3ff3c03021b877b8e470326005b53a6fa959537b7c69ac373868f887cd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62aedfdd426cafbe55332966411b7076b7d42a3934979c8d3d084c9ecfc91d60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-04-04T05:48:39Z",
    "title_canon_sha256": "c347e37753b4effa61c37004b8cc2c0c19382b570a4ab4b84f4d22dd994099d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1157",
    "kind": "arxiv",
    "version": 1
  }
}