Pith Number

pith:U3EHNLF3

pith:2014:U3EHNLF3PBNUAAXLYJ2TOB5HXC

not attested not anchored not stored refs pending

Quadratic operator pencils associated with the conservative Camassa-Holm flow

Aleksey Kostenko, Jonathan Eckhardt

arxiv:1406.3703 v1 · 2014-06-14 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3EHNLF3PBNUAAXLYJ2TOB5HXC}

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	2026-05-18T00:42:24.229269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c876acbb785b4002ebc2753707a7b88e77492f444a1ed42a843a8316c26916

Aliases

arxiv: 1406.3703 · arxiv_version: 1406.3703v1 · doi: 10.48550/arxiv.1406.3703 · pith_short_12: U3EHNLF3PBNU · pith_short_16: U3EHNLF3PBNUAAXL · pith_short_8: U3EHNLF3

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/U3EHNLF3PBNUAAXLYJ2TOB5HXC \
  | 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: a6c876acbb785b4002ebc2753707a7b88e77492f444a1ed42a843a8316c26916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "724bb78d4d39c89c666193219f22624824fa40fc02a4248baccbe059a07d7584",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-06-14T08:59:33Z",
    "title_canon_sha256": "81f2571dab546b8ebd72ca0994bf8048a31785a99196dcb44648f268b6e87afb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3703",
    "kind": "arxiv",
    "version": 1
  }
}