Pith Number

pith:MFJQ2SVS

pith:2019:MFJQ2SVSTZ2SULGLRMSLDZOX6P

not attested not anchored not stored refs pending

Anomalous quantum Hall effect of light in Bloch-wave modulated photonic crystals

Kejie Fang, Yunkai Wang

arxiv:1902.02887 v1 · 2019-02-07 · physics.optics · 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{MFJQ2SVSTZ2SULGLRMSLDZOX6P}

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	2026-05-17T23:43:03.499828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61530d4ab29e752a2ccb8b24b1e5d7f3cdf35cf4ab39b6f1e6a872d55f830469

Aliases

arxiv: 1902.02887 · arxiv_version: 1902.02887v1 · doi: 10.48550/arxiv.1902.02887 · pith_short_12: MFJQ2SVSTZ2S · pith_short_16: MFJQ2SVSTZ2SULGL · pith_short_8: MFJQ2SVS

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/MFJQ2SVSTZ2SULGLRMSLDZOX6P \
  | 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: 61530d4ab29e752a2ccb8b24b1e5d7f3cdf35cf4ab39b6f1e6a872d55f830469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "421bdcab049d71f43635bf8187a50a6d2e310c6a332bf87cc4971b6be4a4397c",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-02-07T23:49:12Z",
    "title_canon_sha256": "d02d2c6adf3ba5d9090b98ca03dfdd253cf60bb5e936bbceba0b140a4d3f7c2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02887",
    "kind": "arxiv",
    "version": 1
  }
}