Pith Number

pith:KYS5OS6D

pith:2003:KYS5OS6DZVJRYKWNLIS6YUZD47

not attested not anchored not stored refs pending

Classification of quadruple Galois canonical covers I

B. P. Purnaprajna, Francisco J. Gallego

arxiv:math/0302045 v2 · 2003-02-05 · 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{KYS5OS6DZVJRYKWNLIS6YUZD47}

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	2026-05-18T01:05:29.092258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5625d74bc3cd531c2acd5a25ec5323e7d34a20142918da21cbc5507e1dfc9ab1

Aliases

arxiv: math/0302045 · arxiv_version: math/0302045v2 · doi: 10.48550/arxiv.math/0302045 · pith_short_12: KYS5OS6DZVJR · pith_short_16: KYS5OS6DZVJRYKWN · pith_short_8: KYS5OS6D

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/KYS5OS6DZVJRYKWNLIS6YUZD47 \
  | 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: 5625d74bc3cd531c2acd5a25ec5323e7d34a20142918da21cbc5507e1dfc9ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28dc0a6df682ada3d25ec80b9b2b77634ce942bc37870990ccf8f22fc6846392",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2003-02-05T00:14:16Z",
    "title_canon_sha256": "62e170ca7a59b355f99d333517767e05b7cc5650140322f182120b27041afb5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0302045",
    "kind": "arxiv",
    "version": 2
  }
}