Pith Number

pith:NPTSUJUX

pith:2013:NPTSUJUXKGIMCHXVGCWXF2IOFM

not attested not anchored not stored refs pending

Density Matrix Topological Insulators

A. Rivas, M. A. Martin-Delgado, O. Viyuela

arxiv:1301.4872 v2 · 2013-01-21 · 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{NPTSUJUXKGIMCHXVGCWXF2IOFM}

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	2026-05-18T03:08:16.352500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be72a26975190c11ef530ad72e90e2b36ac9018c547b0e2165f6158434e1224

Aliases

arxiv: 1301.4872 · arxiv_version: 1301.4872v2 · doi: 10.48550/arxiv.1301.4872 · pith_short_12: NPTSUJUXKGIM · pith_short_16: NPTSUJUXKGIMCHXV · pith_short_8: NPTSUJUX

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/NPTSUJUXKGIMCHXVGCWXF2IOFM \
  | 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: 6be72a26975190c11ef530ad72e90e2b36ac9018c547b0e2165f6158434e1224

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04855390835dd393bda6abf40c185180daeb09b544e5453c8e28bebeac6c5237",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-01-21T14:18:01Z",
    "title_canon_sha256": "7c0ae36fe5e4a344f1589072ce0415b33bbf3656514999fa5074e0cbd17168f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4872",
    "kind": "arxiv",
    "version": 2
  }
}