Pith Number

pith:TU5HFSIW

pith:2011:TU5HFSIW4MVDGWPMWFLXVXCUCQ

not attested not anchored not stored refs pending

Spacetime as a topological insulator: Mechanism for the origin of the fermion generations

David B. Kaplan, Sichun Sun

arxiv:1112.0302 v3 · 2011-12-01 · hep-ph · cond-mat.mes-hall · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TU5HFSIW4MVDGWPMWFLXVXCUCQ}

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	2026-05-18T03:22:54.434823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d3a72c916e32a3359ecb1577adc541439e19b53f850b3d4814de1325df1adfe

Aliases

arxiv: 1112.0302 · arxiv_version: 1112.0302v3 · doi: 10.48550/arxiv.1112.0302 · pith_short_12: TU5HFSIW4MVD · pith_short_16: TU5HFSIW4MVDGWPM · pith_short_8: TU5HFSIW

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/TU5HFSIW4MVDGWPMWFLXVXCUCQ \
  | 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: 9d3a72c916e32a3359ecb1577adc541439e19b53f850b3d4814de1325df1adfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e64911fee4b27fd53981424b18ed0ed284aea8845eb3a82a5f1eec5156ce5ad6",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2011-12-01T20:41:50Z",
    "title_canon_sha256": "7f56d70c7b8e19b1e3b2a41fc08a36cd0ad1f0aa569c900ac1c39a8ba8854931"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0302",
    "kind": "arxiv",
    "version": 3
  }
}