Pith Number

pith:Z6N7YNA7

pith:2014:Z6N7YNA7PPVKKG2DZHRW5IPBDO

not attested not anchored not stored refs pending

Direct evaluation of free energy for large system through structure integration approach

Kazuhito Takeuchi, Koretaka Yuge, Ryohei Tanaka

arxiv:1408.5009 v4 · 2014-08-21 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z6N7YNA7PPVKKG2DZHRW5IPBDO}

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	2026-05-18T01:25:47.592651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf9bfc341f7beaa51b43c9e36ea1e11ba6a7c7ac735954751a71a3bbb5407edf

Aliases

arxiv: 1408.5009 · arxiv_version: 1408.5009v4 · doi: 10.48550/arxiv.1408.5009 · pith_short_12: Z6N7YNA7PPVK · pith_short_16: Z6N7YNA7PPVKKG2D · pith_short_8: Z6N7YNA7

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/Z6N7YNA7PPVKKG2DZHRW5IPBDO \
  | 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: cf9bfc341f7beaa51b43c9e36ea1e11ba6a7c7ac735954751a71a3bbb5407edf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e190509d5fd6ef96e82a782de8c4e7d44d97008618a46bb1ddf8aeb4914be64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-08-21T14:11:53Z",
    "title_canon_sha256": "e59168ef19fc334b332ccd75a17c9e6009018348923515373c3a748fb422f12d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5009",
    "kind": "arxiv",
    "version": 4
  }
}