Pith Number

pith:HB3ODNN6

pith:2008:HB3ODNN6JXGN2PPPBH4HLQJOGZ

not attested not anchored not stored refs pending

Nonsensitive nonlinear homotopy approach

S. Y. Lou, Yuan Gao

arxiv:0812.3480 v2 · 2008-12-18 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HB3ODNN6JXGN2PPPBH4HLQJOGZ}

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	2026-05-18T02:15:04.468540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3876e1b5be4dccdd3def09f875c12e367067c0a0e2489590571ae51cfbb5a717

Aliases

arxiv: 0812.3480 · arxiv_version: 0812.3480v2 · doi: 10.48550/arxiv.0812.3480 · pith_short_12: HB3ODNN6JXGN · pith_short_16: HB3ODNN6JXGN2PPP · pith_short_8: HB3ODNN6

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/HB3ODNN6JXGN2PPPBH4HLQJOGZ \
  | 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: 3876e1b5be4dccdd3def09f875c12e367067c0a0e2489590571ae51cfbb5a717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c60b5ea64b755a5ac6eb380cd202455d25ca0bcb4fb55c6023107447c2b77dae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2008-12-18T08:56:47Z",
    "title_canon_sha256": "613c6ac361a38538af06637c56e3026f2669e146fd635599773acfe83ad2f2ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3480",
    "kind": "arxiv",
    "version": 2
  }
}