Pith Number

pith:3FHCZAIE

pith:2009:3FHCZAIELIEMT4RKBQP7VTFKMY

not attested not anchored not stored refs pending

Integrable evolution equations on spaces of tensor densities and their peakon solutions

Feride Ti\u{g}lay, Gerard Misio{\l}ek, Jonatan Lenells

arxiv:0903.4134 v1 · 2009-03-24 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3FHCZAIELIEMT4RKBQP7VTFKMY}

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	2026-05-18T01:09:24.302280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d94e2c81045a08c9f22a0c1ffaccaa661fc73ba813cbd24ea7afb211f976eeda

Aliases

arxiv: 0903.4134 · arxiv_version: 0903.4134v1 · doi: 10.48550/arxiv.0903.4134 · pith_short_12: 3FHCZAIELIEM · pith_short_16: 3FHCZAIELIEMT4RK · pith_short_8: 3FHCZAIE

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/3FHCZAIELIEMT4RKBQP7VTFKMY \
  | 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: d94e2c81045a08c9f22a0c1ffaccaa661fc73ba813cbd24ea7afb211f976eeda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73193e9089a093dacde6064107f5801445421d3bc2bde4df780b4e856b4178cd",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-03-24T19:51:46Z",
    "title_canon_sha256": "b6457fb055f61b447866c4c04ede9d85b2d3f6c79ce6651967f50435c305133d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4134",
    "kind": "arxiv",
    "version": 1
  }
}