Pith Number

pith:3SXO2S5U

pith:2014:3SXO2S5UHHH4KLHXXSKWNGIDVK

not attested not anchored not stored refs pending

On isomorphisms between Siegel modular threefolds

Sara Perna

arxiv:1406.7667 v2 · 2014-06-30 · 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{3SXO2S5UHHH4KLHXXSKWNGIDVK}

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	2026-05-18T01:24:38.658631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcaeed4bb439cfc52cf7bc95669903aa8d924e9edc46f6952c8078b89b0f0f5d

Aliases

arxiv: 1406.7667 · arxiv_version: 1406.7667v2 · doi: 10.48550/arxiv.1406.7667 · pith_short_12: 3SXO2S5UHHH4 · pith_short_16: 3SXO2S5UHHH4KLHX · pith_short_8: 3SXO2S5U

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/3SXO2S5UHHH4KLHXXSKWNGIDVK \
  | 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: dcaeed4bb439cfc52cf7bc95669903aa8d924e9edc46f6952c8078b89b0f0f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3985fae07db574cfb95434c750bb17e65f5d883fb824e07798195db1e1de72b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-06-30T10:58:21Z",
    "title_canon_sha256": "67b28bdb47dbf27005f533e65e3f80f657f57ec7470429b2190cea60cb83c9e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.7667",
    "kind": "arxiv",
    "version": 2
  }
}