Pith Number

pith:23DRWNHV

pith:2008:23DRWNHVVEP77Y3QHOG7TFGO3Y

not attested not anchored not stored refs pending

Planar Graphs On The World Sheet: The Hamiltonian Approach

Korkut Bardakci

arxiv:0804.1329 v2 · 2008-04-08 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23DRWNHVVEP77Y3QHOG7TFGO3Y}

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	2026-05-18T02:35:22.949487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6c71b34f5a91fffe3703b8df994cede25394f7ea8f87812710e0525855b122e

Aliases

arxiv: 0804.1329 · arxiv_version: 0804.1329v2 · doi: 10.48550/arxiv.0804.1329 · pith_short_12: 23DRWNHVVEP7 · pith_short_16: 23DRWNHVVEP77Y3Q · pith_short_8: 23DRWNHV

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/23DRWNHVVEP77Y3QHOG7TFGO3Y \
  | 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: d6c71b34f5a91fffe3703b8df994cede25394f7ea8f87812710e0525855b122e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32e283d2dc22dc4b36b5fadf6d7d41d3ce36889bebc742f18bf4e80f39a1c3fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-04-08T17:06:00Z",
    "title_canon_sha256": "a90aeb5e9ad2603fd00b12beb708d6e8f2acbcd66d512e603f323b98372b9764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.1329",
    "kind": "arxiv",
    "version": 2
  }
}