Pith Number

pith:LRBS3AF7

pith:2013:LRBS3AF7DREFIXOIJPY2GKO3AO

not attested not anchored not stored refs pending

On the supersingular locus of the GU(2,2) Shimura variety

Benjamin Howard, George Pappas

arxiv:1310.4448 v2 · 2013-10-16 · math.NT · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRBS3AF7DREFIXOIJPY2GKO3AO}

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	2026-05-18T01:22:24.760183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c432d80bf1c48545dc84bf1a329db03a157c6d460b7a74e7654d09e1bc0eca9

Aliases

arxiv: 1310.4448 · arxiv_version: 1310.4448v2 · doi: 10.48550/arxiv.1310.4448 · pith_short_12: LRBS3AF7DREF · pith_short_16: LRBS3AF7DREFIXOI · pith_short_8: LRBS3AF7

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/LRBS3AF7DREFIXOIJPY2GKO3AO \
  | 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: 5c432d80bf1c48545dc84bf1a329db03a157c6d460b7a74e7654d09e1bc0eca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aa5a79fc3b1a991f2fa5d08ae231b35cd38710617b9be5f640e429aa6af3aa4",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-10-16T16:56:24Z",
    "title_canon_sha256": "ef5cd3c87320b96c167c479d92b941c408c028fb8d8d349483330c680ae4c793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4448",
    "kind": "arxiv",
    "version": 2
  }
}