Pith Number

pith:NK5DG3OJ

pith:2009:NK5DG3OJQINE6SY4AXBVKHHPB6

not attested not anchored not stored refs pending

Complex-valued Burgers and KdV-Burgers equations

Bing-Yu Zhang, Jiahong Wu, Juan-Ming Yuan, Netra Khanal

arxiv:0901.2132 v1 · 2009-01-14 · 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{NK5DG3OJQINE6SY4AXBVKHHPB6}

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	2026-05-18T02:14:57.395712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6aba336dc9821a4f4b1c05c3551cef0fa4fdfd08714b3f4f224cb267d7765d97

Aliases

arxiv: 0901.2132 · arxiv_version: 0901.2132v1 · doi: 10.48550/arxiv.0901.2132 · pith_short_12: NK5DG3OJQINE · pith_short_16: NK5DG3OJQINE6SY4 · pith_short_8: NK5DG3OJ

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/NK5DG3OJQINE6SY4AXBVKHHPB6 \
  | 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: 6aba336dc9821a4f4b1c05c3551cef0fa4fdfd08714b3f4f224cb267d7765d97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9da45ecc185d326334dc398e729b1cd5d404f99c00ac193f71bec572bc3b58bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-01-14T22:02:13Z",
    "title_canon_sha256": "0220eadc99404081dc9d0ed13ac3f1bed678e110522f6ae5236df90a0c58f064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.2132",
    "kind": "arxiv",
    "version": 1
  }
}