Pith Number

pith:ZW7QYSYJ

pith:2009:ZW7QYSYJI2M2IVEFPYHXRGYUR3

not attested not anchored not stored refs pending

An extension of Picard's theorem for meromorphic functions of small hyper-order

Risto Korhonen

arxiv:0903.3872 v2 · 2009-03-23 · 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{ZW7QYSYJI2M2IVEFPYHXRGYUR3}

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	2026-05-18T03:18:40.660108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdbf0c4b094699a454857e0f789b148efc4581fdc74db0dfc6816b6b937ac45e

Aliases

arxiv: 0903.3872 · arxiv_version: 0903.3872v2 · doi: 10.48550/arxiv.0903.3872 · pith_short_12: ZW7QYSYJI2M2 · pith_short_16: ZW7QYSYJI2M2IVEF · pith_short_8: ZW7QYSYJ

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/ZW7QYSYJI2M2IVEFPYHXRGYUR3 \
  | 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: cdbf0c4b094699a454857e0f789b148efc4581fdc74db0dfc6816b6b937ac45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce2a4ea4d4a691e1b51296f87a2f037972a7c51f1bf14eccfd3d078aba72c76f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-03-23T15:00:53Z",
    "title_canon_sha256": "ec1ca2e37a24a2161a1757bd159d1e8b891d035f1d5e6a56c77fef562c0a2ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3872",
    "kind": "arxiv",
    "version": 2
  }
}