Pith Number

pith:TKMFSWUC

pith:2009:TKMFSWUCPYRIHDZUX52AYB7FU5

not attested not anchored not stored refs pending

Spherical surface models with directors

Hiroshi Koibuchi

arxiv:0909.2389 v1 · 2009-09-13 · cond-mat.stat-mech · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TKMFSWUCPYRIHDZUX52AYB7FU5}

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	2026-05-18T02:11:48.458681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a98595a827e22838f34bf740c07e5a774e149f1f7d488e53c289a17d39d65fd

Aliases

arxiv: 0909.2389 · arxiv_version: 0909.2389v1 · doi: 10.48550/arxiv.0909.2389 · pith_short_12: TKMFSWUCPYRI · pith_short_16: TKMFSWUCPYRIHDZU · pith_short_8: TKMFSWUC

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/TKMFSWUCPYRIHDZUX52AYB7FU5 \
  | 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: 9a98595a827e22838f34bf740c07e5a774e149f1f7d488e53c289a17d39d65fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e392b0f5592ff096eb5f0094d610e65b10e5883616e5b1805e40762dcdbee352",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-09-13T02:49:40Z",
    "title_canon_sha256": "d89bf097a1455ff1ccbd38c80b0bcf2f17e7358450d79b51eec7a355eaee5bd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2389",
    "kind": "arxiv",
    "version": 1
  }
}