Pith Number

pith:G62DE7RC

pith:2013:G62DE7RCG2JLNC2KL36ZCTJMZZ

not attested not anchored not stored refs pending

Direct observation of quantum confinement of massless Dirac fermions in a topological insulator

Cui-Zu Chang, Fawei Zheng, Hui-Min Zhang, Jun-Ping Peng, Ke He, Lili Wang, Mu Chen, Ping Zhang, Qi-Kun Xue, Xiao Feng, Xucun Ma, Zhen-Guo Fu

arxiv:1312.4757 v3 · 2013-12-17 · 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{G62DE7RCG2JLNC2KL36ZCTJMZZ}

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	2026-05-18T02:53:55.981454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37b4327e223692b68b4a5efd914d2cce6fe7266d88c40617089301ac9e09f56c

Aliases

arxiv: 1312.4757 · arxiv_version: 1312.4757v3 · doi: 10.48550/arxiv.1312.4757 · pith_short_12: G62DE7RCG2JL · pith_short_16: G62DE7RCG2JLNC2K · pith_short_8: G62DE7RC

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/G62DE7RCG2JLNC2KL36ZCTJMZZ \
  | 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: 37b4327e223692b68b4a5efd914d2cce6fe7266d88c40617089301ac9e09f56c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b2e16615a02eb172f07ac10e9f9347886714dd37e7640a154862d30b39aa9d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-12-17T12:59:48Z",
    "title_canon_sha256": "b2f04ee1eb4fec91e982fe9f53a9d335ca8363bf8e0bfd59ef5801256f86e873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4757",
    "kind": "arxiv",
    "version": 3
  }
}