Pith Number

pith:JNYOFW7I

pith:2015:JNYOFW7IO7KJPPQKKDBIMYVBI7

not attested not anchored not stored refs pending

An example of Schwarz map of reducible hypergeometric equation $E_2$ in two variables

Keiji Matsumoto, Masaaki Yoshida, Takeshi Sasaki, Tomohide Terasoma

arxiv:1503.07623 v1 · 2015-03-26 · 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{JNYOFW7IO7KJPPQKKDBIMYVBI7}

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	2026-05-18T02:20:19.202585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b70e2dbe877d497be0a50c28662a147f9c61fb990cc4ce50d14e5a2f0ae7480

Aliases

arxiv: 1503.07623 · arxiv_version: 1503.07623v1 · doi: 10.48550/arxiv.1503.07623 · pith_short_12: JNYOFW7IO7KJ · pith_short_16: JNYOFW7IO7KJPPQK · pith_short_8: JNYOFW7I

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/JNYOFW7IO7KJPPQKKDBIMYVBI7 \
  | 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: 4b70e2dbe877d497be0a50c28662a147f9c61fb990cc4ce50d14e5a2f0ae7480

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e8d5bf4e70cfb7f5a63a859b01bcd546a4dceaec0d411596f8b68f907a6e3a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-03-26T05:16:44Z",
    "title_canon_sha256": "4654fb9899553a67b905fb2ec3533a5615e83bc33b9b6dbfc8c7bc6cd3376136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07623",
    "kind": "arxiv",
    "version": 1
  }
}