Pith Number

pith:IUMC5KDX

pith:2019:IUMC5KDXKWDAHPKGKBVD6XRLKG

not attested not anchored not stored refs pending

Nonlinear Optical Conductivity in Graphene and other 2-Band 2-D Materials

Manvendra Singh, Sushanta Dattagupta

arxiv:1904.13266 v1 · 2019-04-30 · 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{IUMC5KDXKWDAHPKGKBVD6XRLKG}

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	2026-05-17T23:47:21.780580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45182ea877558603bd46506a3f5e2b51b1c23f91b5dd27003318b8920de06634

Aliases

arxiv: 1904.13266 · arxiv_version: 1904.13266v1 · doi: 10.48550/arxiv.1904.13266 · pith_short_12: IUMC5KDXKWDA · pith_short_16: IUMC5KDXKWDAHPKG · pith_short_8: IUMC5KDX

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/IUMC5KDXKWDAHPKGKBVD6XRLKG \
  | 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: 45182ea877558603bd46506a3f5e2b51b1c23f91b5dd27003318b8920de06634

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "083995c97931c8f667d3b77b586f97c65ad49ff5fa05780d86c1e854912bb058",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-04-30T14:10:10Z",
    "title_canon_sha256": "fb92339b8693a8c584d15765257d00e4dfe16f7c8b0fc284f2737b5338b8d1db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13266",
    "kind": "arxiv",
    "version": 1
  }
}