Pith Number

pith:TYSVAVCP

pith:2013:TYSVAVCPTFYNXY6ZDVFQ5D2T6I

not attested not anchored not stored refs pending

The non-commutative n-th Chern number

Bryan Leung, Emil Prodan, Jean Bellissard

arxiv:1305.2425 v3 · 2013-05-10 · math-ph · cond-mat.str-el · math.KT · math.MP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYSVAVCPTFYNXY6ZDVFQ5D2T6I}

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	2026-05-18T03:07:20.847647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e2550544f9970dbe3d91d4b0e8f53f21d61b9a114f82d8f2b8562a7c6ad1387

Aliases

arxiv: 1305.2425 · arxiv_version: 1305.2425v3 · doi: 10.48550/arxiv.1305.2425 · pith_short_12: TYSVAVCPTFYN · pith_short_16: TYSVAVCPTFYNXY6Z · pith_short_8: TYSVAVCP

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/TYSVAVCPTFYNXY6ZDVFQ5D2T6I \
  | 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: 9e2550544f9970dbe3d91d4b0e8f53f21d61b9a114f82d8f2b8562a7c6ad1387

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db9689975aef3df9a95b55cba63a386041b4815476f4e6acb4accd0317ac584b",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "math.KT",
      "math.MP",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-05-10T20:06:31Z",
    "title_canon_sha256": "61bce5a08c43e0c61c2cefb149368d7d6aa56ed2e1e1e4907eb0f331cc5fd58a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2425",
    "kind": "arxiv",
    "version": 3
  }
}