Pith Number

pith:K5IC6WJ5

pith:2015:K5IC6WJ5ZCGAJ7IBMG5LKEQUXT

not attested not anchored not stored refs pending

Density-functional calculation of static screening in 2D materials: the long-wavelength dielectric function of graphene

Francesco Mauri, Matteo Calandra, Thibault Sohier

arxiv:1503.02530 v2 · 2015-03-09 · 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{K5IC6WJ5ZCGAJ7IBMG5LKEQUXT}

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	2026-05-18T02:04:06.221291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57502f593dc88c04fd0161bab51214bcd4a24a35bbbed28e7aafddc66630e9c8

Aliases

arxiv: 1503.02530 · arxiv_version: 1503.02530v2 · doi: 10.48550/arxiv.1503.02530 · pith_short_12: K5IC6WJ5ZCGA · pith_short_16: K5IC6WJ5ZCGAJ7IB · pith_short_8: K5IC6WJ5

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/K5IC6WJ5ZCGAJ7IBMG5LKEQUXT \
  | 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: 57502f593dc88c04fd0161bab51214bcd4a24a35bbbed28e7aafddc66630e9c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ad29c66e63bf565ec30a363a0f20dacea56c193deba1e7099d040a681c5dc3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-03-09T15:43:24Z",
    "title_canon_sha256": "9e60b4216247a3b8f8c40393c578206d38834fb8c64b90e549bc313594335089"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02530",
    "kind": "arxiv",
    "version": 2
  }
}