Pith Number

pith:4T7LMSP4

pith:2015:4T7LMSP4UIJHBTIJVJDBYW2UGT

not attested not anchored not stored refs pending

Identifying topological-band insulator transitions in silicene and other 2D gapped Dirac materials by means of R\'enyi-Wehrl entropy

E. Romera, M. Calixto

arxiv:1502.02515 v2 · 2015-02-09 · cond-mat.mes-hall · quant-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{4T7LMSP4UIJHBTIJVJDBYW2UGT}

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	2026-05-18T02:26:29.745004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4feb649fca21270cd09aa461c5b5434d95a5ec15a5719796c49232b0650a632

Aliases

arxiv: 1502.02515 · arxiv_version: 1502.02515v2 · doi: 10.48550/arxiv.1502.02515 · pith_short_12: 4T7LMSP4UIJH · pith_short_16: 4T7LMSP4UIJHBTIJ · pith_short_8: 4T7LMSP4

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/4T7LMSP4UIJHBTIJVJDBYW2UGT \
  | 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: e4feb649fca21270cd09aa461c5b5434d95a5ec15a5719796c49232b0650a632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb1fcff1551463345f0e7d3e405f2d9502eda681812eb51014f548cb41ed4824",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-02-09T15:06:39Z",
    "title_canon_sha256": "70337e0fe242edfcb7c31c09c01510e15f727a9c096546c0ef49bf9e5ffd399c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02515",
    "kind": "arxiv",
    "version": 2
  }
}