Pith Number

pith:SPPMH477

pith:2014:SPPMH477TK4MHJXHHUO4PSTOFO

not attested not anchored not stored refs pending

Entropy variation rate divided by temperature always decreases

H. Merlitz, L. Rondoni, P. J. Pagni, T.M. Shih, Z. Chen, Z.J. Gao

arxiv:1410.5195 v2 · 2014-10-20 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPPMH477TK4MHJXHHUO4PSTOFO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:39:39.872823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93dec3f3ff9ab8c3a6e73d1dc7ca6e2b8af129e2d05d9e39104519bcfc458472

Aliases

arxiv: 1410.5195 · arxiv_version: 1410.5195v2 · doi: 10.48550/arxiv.1410.5195 · pith_short_12: SPPMH477TK4M · pith_short_16: SPPMH477TK4MHJXH · pith_short_8: SPPMH477

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/SPPMH477TK4MHJXHHUO4PSTOFO \
  | 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: 93dec3f3ff9ab8c3a6e73d1dc7ca6e2b8af129e2d05d9e39104519bcfc458472

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90cbcc43aa23c832a25fcee840a1010f5499f27b5f47125f809eb8cd82f54c20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-10-20T08:49:16Z",
    "title_canon_sha256": "1b28eeb15f35c945221467b26c500b32c44a952bd59a53657e7fccf401f71f2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5195",
    "kind": "arxiv",
    "version": 2
  }
}