Pith Number

pith:F6EAWVEE

pith:2010:F6EAWVEEUIGPKX73NZLQCDBOMP

not attested not anchored not stored refs pending

Ab Initio Second-Order Nonlinear Optics in Solids: Second-Harmonic Generation Spectroscopy from Time-Dependent Density-Functional Theory

Eleonora Luppi, Hannes H\"ubener, Val\'erie V\'eniard

arxiv:1006.2649 v1 · 2010-06-14 · 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{F6EAWVEEUIGPKX73NZLQCDBOMP}

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	2026-05-18T02:06:53.926758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f880b5484a20cf55ffb6e57010c2e63f083b495eab5944b53498eec9d9c4fe8

Aliases

arxiv: 1006.2649 · arxiv_version: 1006.2649v1 · doi: 10.48550/arxiv.1006.2649 · pith_short_12: F6EAWVEEUIGP · pith_short_16: F6EAWVEEUIGPKX73 · pith_short_8: F6EAWVEE

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/F6EAWVEEUIGPKX73NZLQCDBOMP \
  | 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: 2f880b5484a20cf55ffb6e57010c2e63f083b495eab5944b53498eec9d9c4fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29837a9fef3dc03000cd93c7111d23b984f443b44a8a62f40e8b22ff585724a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2010-06-14T09:38:43Z",
    "title_canon_sha256": "5986ec841a9fc7f20b9077c1da8ad52192ce5cda5c0dd0a97bdc0bb1d8975ef0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2649",
    "kind": "arxiv",
    "version": 1
  }
}