Pith Number

pith:4VVWTR7K

pith:2019:4VVWTR7KG25GDQLQ2BCSNQ44FJ

not attested not anchored not stored refs pending

Topological Crystalline Insulators with $C_2$ Rotation Anomaly

Changming Yue, Chen Fang, Hongming Weng, Simin Nie, Tan Zhang, Tiantian Zhang, Zhijun Wang, Zhong Fang

arxiv:1905.07253 v2 · 2019-05-17 · 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{4VVWTR7KG25GDQLQ2BCSNQ44FJ}

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	2026-07-04T23:55:42.105167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e56b69c7ea36ba61c170d04526c39c2a65f923e82d80743e96bddd56b88a8eab

Aliases

arxiv: 1905.07253 · arxiv_version: 1905.07253v2 · doi: 10.48550/arxiv.1905.07253 · pith_short_12: 4VVWTR7KG25G · pith_short_16: 4VVWTR7KG25GDQLQ · pith_short_8: 4VVWTR7K

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/4VVWTR7KG25GDQLQ2BCSNQ44FJ \
  | 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: e56b69c7ea36ba61c170d04526c39c2a65f923e82d80743e96bddd56b88a8eab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f5fd52d51fc9db67b24215a1b9664b91575754f5be9ae8ff15ec490e110537",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-05-17T13:26:33Z",
    "title_canon_sha256": "5aecffcaf5d384e6193485205d58cc494318311b62849f4cba1324c673e0ff4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07253",
    "kind": "arxiv",
    "version": 2
  }
}