Pith Number

pith:GS2Q6G4V

pith:2006:GS2Q6G4VBT4A2GTSA5UQVSX7O7

not attested not anchored not stored refs pending

Extended Camassa-Holm Hierarchy and Conserved Quantities

Rossen I. Ivanov

arxiv:nlin/0601066 v1 · 2006-01-30 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GS2Q6G4VBT4A2GTSA5UQVSX7O7}

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	2026-05-18T01:38:18.353819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b50f1b950cf80d1a7207690acaff77ce3ff792c1a25e37cdb0fde53ebcafc9

Aliases

arxiv: nlin/0601066 · arxiv_version: nlin/0601066v1 · doi: 10.48550/arxiv.nlin/0601066 · pith_short_12: GS2Q6G4VBT4A · pith_short_16: GS2Q6G4VBT4A2GTS · pith_short_8: GS2Q6G4V

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/GS2Q6G4VBT4A2GTSA5UQVSX7O7 \
  | 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: 34b50f1b950cf80d1a7207690acaff77ce3ff792c1a25e37cdb0fde53ebcafc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d1b91a801e4412da33bf84a63072186807262ed90f3cc20352392d0131fc935",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2006-01-30T18:29:47Z",
    "title_canon_sha256": "a4ca7e6279e1b07213f74e41811bf33edc643db4065c9d39e6dcb054cac859c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0601066",
    "kind": "arxiv",
    "version": 1
  }
}