Pith Number

pith:JPSROBC4

pith:2007:JPSROBC4GGATP3DRF2TRGKYMW2

not attested not anchored not stored refs pending

Time-dependent density functional study of the electronic spectra of oligoacenes in the charge states -1, 0, +1, and +2

C. Joblin, G. Cappellini, G. Malloci, G. Mulas

arxiv:0707.3045 v1 · 2007-07-20 · physics.chem-ph

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPSROBC4GGATP3DRF2TRGKYMW2}

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	2026-07-04T17:04:46.869518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4be517045c318137ec712ea7132b0cb6894c859837391f9cd6173ffb409dcf68

Aliases

arxiv: 0707.3045 · arxiv_version: 0707.3045v1 · doi: 10.48550/arxiv.0707.3045 · pith_short_12: JPSROBC4GGAT · pith_short_16: JPSROBC4GGATP3DR · pith_short_8: JPSROBC4

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/JPSROBC4GGATP3DRF2TRGKYMW2 \
  | 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: 4be517045c318137ec712ea7132b0cb6894c859837391f9cd6173ffb409dcf68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aff623ab52580567697b73c8ee54cab5df7edd210916442378ea261999c7ce7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2007-07-20T11:31:52Z",
    "title_canon_sha256": "90ca3216b0f2cbe3ab03a52be330b14c97263487b342eb8fe240fad3895859f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.3045",
    "kind": "arxiv",
    "version": 1
  }
}