Pith Number

pith:D6YSXYNI

pith:2021:D6YSXYNIEZQGEC3EBVMZ5GMPCN

not attested not anchored not stored refs pending

Quantum anomalous Hall effect from inverted charge transfer gap

Liang Fu, Trithep Devakul

arxiv:2109.13909 v2 · 2021-09-28 · cond-mat.str-el · 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{D6YSXYNIEZQGEC3EBVMZ5GMPCN}

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	2026-07-05T04:55:15.278742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fb12be1a82660620b640d599e998f13716ee319afe08f037b0558bbbc58eec5

Aliases

arxiv: 2109.13909 · arxiv_version: 2109.13909v2 · doi: 10.48550/arxiv.2109.13909 · pith_short_12: D6YSXYNIEZQG · pith_short_16: D6YSXYNIEZQGEC3E · pith_short_8: D6YSXYNI

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/D6YSXYNIEZQGEC3EBVMZ5GMPCN \
  | 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: 1fb12be1a82660620b640d599e998f13716ee319afe08f037b0558bbbc58eec5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13ee619a8d324126d02dd2e4f8be2047cd2500345f3d8594152672b551745c27",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2021-09-28T17:55:55Z",
    "title_canon_sha256": "ad433d7f893f5a36978ec73ffd27a3ac6cf43a0f04fedc6616e194f683f6bc99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13909",
    "kind": "arxiv",
    "version": 2
  }
}