Pith Number

pith:YLMEDOSR

pith:2011:YLMEDOSR3INSKYPAH27LKKWA7W

not attested not anchored not stored refs pending

Electronic and optical properties of families of polycyclic aromatic hydrocarbons: a systematic (time-dependent) density functional theory study

A. Mattoni, G. Cappellini, G. Malloci, G. Mulas

arxiv:1104.2978 v1 · 2011-04-15 · 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{YLMEDOSR3INSKYPAH27LKKWA7W}

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	2026-05-18T02:02:28.289363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2d841ba51da1b2561e03ebeb52ac0fdab09f18f31297e1dce16ec0a409c046d

Aliases

arxiv: 1104.2978 · arxiv_version: 1104.2978v1 · doi: 10.48550/arxiv.1104.2978 · pith_short_12: YLMEDOSR3INS · pith_short_16: YLMEDOSR3INSKYPA · pith_short_8: YLMEDOSR

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/YLMEDOSR3INSKYPAH27LKKWA7W \
  | 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: c2d841ba51da1b2561e03ebeb52ac0fdab09f18f31297e1dce16ec0a409c046d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "499a2ca5f4ef36598ad5a30823d4716bd787291a80f2b92ec7d1101dc4d0cc2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-04-15T08:09:50Z",
    "title_canon_sha256": "b28ebfbbc9a7ae39fb0e860466483088759f750963592dd7cd757e5344cfd21f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2978",
    "kind": "arxiv",
    "version": 1
  }
}