Pith Number

pith:PN3EUG5Q

pith:2011:PN3EUG5QWWXXHM4UOHDYOVWMXV

not attested not anchored not stored refs pending

Excitation spectrum and high energy plasmons in single- and multi-layer graphene

Mikhail I. Katsnelson, Rafael Rold\'an, Shengjun Yuan

arxiv:1103.5350 v2 · 2011-03-28 · cond-mat.mes-hall · cond-mat.mtrl-sci · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PN3EUG5QWWXXHM4UOHDYOVWMXV}

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	2026-05-18T04:16:42.002291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b764a1bb0b5af73b39471c78756ccbd6a8aa9f08cae6bc6bdc1e2af16cfea58

Aliases

arxiv: 1103.5350 · arxiv_version: 1103.5350v2 · doi: 10.48550/arxiv.1103.5350 · pith_short_12: PN3EUG5QWWXX · pith_short_16: PN3EUG5QWWXXHM4U · pith_short_8: PN3EUG5Q

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/PN3EUG5QWWXXHM4UOHDYOVWMXV \
  | 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: 7b764a1bb0b5af73b39471c78756ccbd6a8aa9f08cae6bc6bdc1e2af16cfea58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18d4d602dc1b1f6aece5f408affa939650e3452b44f410c9a4e81c91f09b3d4d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-03-28T13:44:27Z",
    "title_canon_sha256": "c93a0efa523fbfa2cfaa00bd96f1dcda24b307de3ba0b4b1a2f457efadb3a6ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5350",
    "kind": "arxiv",
    "version": 2
  }
}