Pith Number

pith:2BLPQ5GD

pith:2019:2BLPQ5GDFFL6TRN5HTQX6N35PZ

not attested not anchored not stored refs pending

Elliptic functions from $F(\frac{1}{3}, \frac{2}{3} ; \frac{1}{2} ; \bullet)$

P.L. Robinson

arxiv:1907.09938 v1 · 2019-07-21 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BLPQ5GDFFL6TRN5HTQX6N35PZ}

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	2026-05-17T23:39:49.624102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d056f874c32957e9c5bd3ce17f377d7e6d43b4c199e40b64509c4b713ee07214

Aliases

arxiv: 1907.09938 · arxiv_version: 1907.09938v1 · doi: 10.48550/arxiv.1907.09938 · pith_short_12: 2BLPQ5GDFFL6 · pith_short_16: 2BLPQ5GDFFL6TRN5 · pith_short_8: 2BLPQ5GD

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/2BLPQ5GDFFL6TRN5HTQX6N35PZ \
  | 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: d056f874c32957e9c5bd3ce17f377d7e6d43b4c199e40b64509c4b713ee07214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9bb6f3bd5e63e9f18fca26a2933ae2babea9cfc34531845c3df3c240791afd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2019-07-21T16:49:19Z",
    "title_canon_sha256": "1d6c798f4e2ea41441a769f296fc38bbbf525fa8e8c05af8fd9933cb645b477d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09938",
    "kind": "arxiv",
    "version": 1
  }
}