Pith Number

pith:MKTMMWA2

pith:2015:MKTMMWA25FLNWGMLEFD757BXVO

not attested not anchored not stored refs pending

Time-dependent massless Dirac fermions in graphene

Andreas Fring, Boubakeur Khantoul

arxiv:1505.02087 v2 · 2015-05-08 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKTMMWA25FLNWGMLEFD757BXVO}

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	2026-05-18T01:33:00.703480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62a6c6581ae956db198b2147fefc37abbca0d9047421903fab92df91b6da8dbc

Aliases

arxiv: 1505.02087 · arxiv_version: 1505.02087v2 · doi: 10.48550/arxiv.1505.02087 · pith_short_12: MKTMMWA25FLN · pith_short_16: MKTMMWA25FLNWGML · pith_short_8: MKTMMWA2

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/MKTMMWA25FLNWGMLEFD757BXVO \
  | 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: 62a6c6581ae956db198b2147fefc37abbca0d9047421903fab92df91b6da8dbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21e203122e097f02a09dba7d7b7142e725e6651ebdf5e4599fd88643be52da6d",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-08T16:17:32Z",
    "title_canon_sha256": "e576fe633542dd894767aea6dee6a555d6aa690cb02a79246189273f2dd562d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02087",
    "kind": "arxiv",
    "version": 2
  }
}