Pith Number

pith:ESXJAA4F

pith:2010:ESXJAA4FBRJ2PKU2PAQPLJ4TL2

not attested not anchored not stored refs pending

Topological quantization in units of the fine structure constant

H. Dennis Drew, Joseph Maciejko, Shou-Cheng Zhang, Xiao-Liang Qi

arxiv:1004.2514 v3 · 2010-04-14 · cond-mat.str-el · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESXJAA4FBRJ2PKU2PAQPLJ4TL2}

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	2026-05-18T00:00:09.717830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24ae9003850c53a7aa9a7820f5a7935eba6fb6b45941b54dc0316de7906b044d

Aliases

arxiv: 1004.2514 · arxiv_version: 1004.2514v3 · doi: 10.48550/arxiv.1004.2514 · pith_short_12: ESXJAA4FBRJ2 · pith_short_16: ESXJAA4FBRJ2PKU2 · pith_short_8: ESXJAA4F

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/ESXJAA4FBRJ2PKU2PAQPLJ4TL2 \
  | 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: 24ae9003850c53a7aa9a7820f5a7935eba6fb6b45941b54dc0316de7906b044d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea79bccf4053b9afd69b2f06ae1cd2fb14b879407e98291f2fb510c656bb64cf",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2010-04-14T21:41:46Z",
    "title_canon_sha256": "0493c90e9e4d7b7ea3cca8a24099b0cb6cc34923c7a2dd0ac162a32d34b4f74f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2514",
    "kind": "arxiv",
    "version": 3
  }
}