Pith Number

pith:M6OHBSDI

pith:2014:M6OHBSDIXVDN4P5E4BAMCVTPHD

not attested not anchored not stored refs pending

Symmetry and Dirac points in graphene spectrum

Andrew Comech, Gregory Berkolaiko

arxiv:1412.8096 v4 · 2014-12-28 · math-ph · cond-mat.mtrl-sci · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M6OHBSDIXVDN4P5E4BAMCVTPHD}

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	2026-05-18T00:55:25.846622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

679c70c868bd46de3fa4e040c1566f38e74b61f5afc8104ba0c6670a3789ed55

Aliases

arxiv: 1412.8096 · arxiv_version: 1412.8096v4 · doi: 10.48550/arxiv.1412.8096 · pith_short_12: M6OHBSDIXVDN · pith_short_16: M6OHBSDIXVDN4P5E · pith_short_8: M6OHBSDI

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/M6OHBSDIXVDN4P5E4BAMCVTPHD \
  | 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: 679c70c868bd46de3fa4e040c1566f38e74b61f5afc8104ba0c6670a3789ed55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a63f82e4268ae056473426d870b2d0054f976961e26788f204d424e1d3e73e60",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-12-28T01:59:14Z",
    "title_canon_sha256": "3cafe10be2fa95ca852ac198c128ede6bdac252371e17394cfacd615a8bef1f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8096",
    "kind": "arxiv",
    "version": 4
  }
}