Pith Number

pith:EA45WDTF

pith:2017:EA45WDTFE5ENVBP6J3LPNKP3PC

not attested not anchored not stored refs pending

On the generalized nonlinear Camassa-Holm equation

Mohamad Darwich, Raafat Talhouk, Samer Israwi

arxiv:1704.04921 v3 · 2017-04-17 · 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{EA45WDTFE5ENVBP6J3LPNKP3PC}

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	2026-05-18T00:45:38.464668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2039db0e652748da85fe4ed6f6a9fb78a145e19b19bc5554d47e59edf8521081

Aliases

arxiv: 1704.04921 · arxiv_version: 1704.04921v3 · doi: 10.48550/arxiv.1704.04921 · pith_short_12: EA45WDTFE5EN · pith_short_16: EA45WDTFE5ENVBP6 · pith_short_8: EA45WDTF

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/EA45WDTFE5ENVBP6J3LPNKP3PC \
  | 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: 2039db0e652748da85fe4ed6f6a9fb78a145e19b19bc5554d47e59edf8521081

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4300b3ee168e68641238a80745c305ba79fdb49ed5febf893167c48ef5fa5ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-04-17T10:23:17Z",
    "title_canon_sha256": "b5c266a8e0712148d50a4ac6326e229c62c925c2a42deb90ad0a1ac3138579b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04921",
    "kind": "arxiv",
    "version": 3
  }
}