Pith Number

pith:NBQGX2V6

pith:2013:NBQGX2V6ECK5XERZJWL4CXQP66

not attested not anchored not stored refs pending

Integrability properties of the dispersionless Kadomtsev-Petviashvili hierarchy

Da-jun Zhang, K.M. Tamizhmani, R. Ilangovane, Wei Fu

arxiv:1312.7174 v1 · 2013-12-27 · 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{NBQGX2V6ECK5XERZJWL4CXQP66}

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	2026-05-18T02:46:32.763453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68606beabe2095db92394d97c15e0ff7ae4301b68ec857f0d6df19c33e88210f

Aliases

arxiv: 1312.7174 · arxiv_version: 1312.7174v1 · doi: 10.48550/arxiv.1312.7174 · pith_short_12: NBQGX2V6ECK5 · pith_short_16: NBQGX2V6ECK5XERZ · pith_short_8: NBQGX2V6

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/NBQGX2V6ECK5XERZJWL4CXQP66 \
  | 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: 68606beabe2095db92394d97c15e0ff7ae4301b68ec857f0d6df19c33e88210f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7309d7edd05eeb9e2e70c2425d075f5f6816ead292ac05cbcb20ca3d9392731a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2013-12-27T02:17:23Z",
    "title_canon_sha256": "02fabe817f0a35a6f79f12dd015a0c241b92b0d23a81763ba51633543634904f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7174",
    "kind": "arxiv",
    "version": 1
  }
}