Pith Number

pith:6X5V2664

pith:2014:6X5V2664MVRDBRYOK4YJ432QZE

not attested not anchored not stored refs pending

Estimating Excitonic Effects in the Absorption Spectra of Solids: Problems and Insight from a Guided Iteration Scheme

Claudia Draxl, Francesco Sottile, Lucia Reining, Santiago Rigamonti, Silvana Botti, Val\'erie Veniard

arxiv:1412.0093 v2 · 2014-11-29 · 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{6X5V2664MVRDBRYOK4YJ432QZE}

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	2026-05-18T01:41:24.869648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5fb5d7bdc656230c70e57309e6f50c925ed0c93313250111921f4494aa0df08

Aliases

arxiv: 1412.0093 · arxiv_version: 1412.0093v2 · doi: 10.48550/arxiv.1412.0093 · pith_short_12: 6X5V2664MVRD · pith_short_16: 6X5V2664MVRDBRYO · pith_short_8: 6X5V2664

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/6X5V2664MVRDBRYOK4YJ432QZE \
  | 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: f5fb5d7bdc656230c70e57309e6f50c925ed0c93313250111921f4494aa0df08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92fd0bd300bddf57355e03a66ffe029708e9489bff1180be0822c9314c3e77c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-11-29T10:46:47Z",
    "title_canon_sha256": "5c4ae305860e0016c066784082377f139e93bd12fe61f7b81c5439e1a06ba339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0093",
    "kind": "arxiv",
    "version": 2
  }
}