Pith Number

pith:VCK4UYG7

pith:2008:VCK4UYG7YA7QZFJLPBDVITRHL3

not attested not anchored not stored refs pending

Van Hove Singularity and Apparent Anisotropy in the Electron-Phonon Interaction in Graphene

Aaron Bostwick, Cheol-Hwan Park, Eli Rotenberg, Feliciano Giustino, Jessica L. McChesney, Marvin L. Cohen, Steven G. Louie, Taisuke Ohta

arxiv:0803.4031 v1 · 2008-03-28 · 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{VCK4UYG7YA7QZFJLPBDVITRHL3}

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	2026-07-04T15:10:29.787328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a895ca60dfc03f0c952b7847544e275ec204cadf0101dc5bf122b088cddaa627

Aliases

arxiv: 0803.4031 · arxiv_version: 0803.4031v1 · doi: 10.48550/arxiv.0803.4031 · pith_short_12: VCK4UYG7YA7Q · pith_short_16: VCK4UYG7YA7QZFJL · pith_short_8: VCK4UYG7

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/VCK4UYG7YA7QZFJLPBDVITRHL3 \
  | 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: a895ca60dfc03f0c952b7847544e275ec204cadf0101dc5bf122b088cddaa627

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11217f9ea35ebdf6a1be9d8cd5a47276838eb2fb4f5d3aabd365545cdd15166e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2008-03-28T00:09:07Z",
    "title_canon_sha256": "61185cc1d1e05ce72292491fc5e02f6b27dadb9cb7b0367587d2252e5c2ef88f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.4031",
    "kind": "arxiv",
    "version": 1
  }
}