Pith Number

pith:7RMV4MPT

pith:2010:7RMV4MPTT4IVBATJC7JAWOXRWO

not attested not anchored not stored refs pending

The periodic Cauchy problem for Novikov's equation

Feride Tiglay

arxiv:1009.1820 v1 · 2010-09-09 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RMV4MPTT4IVBATJC7JAWOXRWO}

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	2026-05-18T04:41:06.230159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc595e31f39f1150826917d20b3af1b3b2ce3b8f96c75a43c2c45355f8e86fbe

Aliases

arxiv: 1009.1820 · arxiv_version: 1009.1820v1 · doi: 10.48550/arxiv.1009.1820 · pith_short_12: 7RMV4MPTT4IV · pith_short_16: 7RMV4MPTT4IVBATJ · pith_short_8: 7RMV4MPT

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/7RMV4MPTT4IVBATJC7JAWOXRWO \
  | 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: fc595e31f39f1150826917d20b3af1b3b2ce3b8f96c75a43c2c45355f8e86fbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "809bc85a6a868d6e05c6041620f0e90d6650cf7fbccbcd54a4c73b51e31c6c60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-09-09T16:42:07Z",
    "title_canon_sha256": "98b14e466f7b648320f55773ce268486bd97529ccc454ae064d1c4c92456a3e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1820",
    "kind": "arxiv",
    "version": 1
  }
}