Pith Number

pith:KTEYC4UO

pith:2010:KTEYC4UOGHKEFQX2MWAKJOSNZZ

not attested not anchored not stored refs pending

Entropy and specific heat for open systems in steady states

B. Cui, X. L. Huang, X. X. Yi

arxiv:1001.4844 v1 · 2010-01-27 · quant-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{KTEYC4UOGHKEFQX2MWAKJOSNZZ}

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	2026-05-18T02:09:29.402348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c981728e31d442c2fa6580a4ba4dce53ffa7d7fdd9bb4bcc32cf374db83629

Aliases

arxiv: 1001.4844 · arxiv_version: 1001.4844v1 · doi: 10.48550/arxiv.1001.4844 · pith_short_12: KTEYC4UOGHKE · pith_short_16: KTEYC4UOGHKEFQX2 · pith_short_8: KTEYC4UO

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/KTEYC4UOGHKEFQX2MWAKJOSNZZ \
  | 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: 54c981728e31d442c2fa6580a4ba4dce53ffa7d7fdd9bb4bcc32cf374db83629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "747b0684f943596c80422f16da401e9b1bc90a5ad23f5dbbdb1266dd8ec0a318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-01-27T03:21:49Z",
    "title_canon_sha256": "5df2e750c8fcc3877a1d6f6a4077062dd3f49dc3d25856609e549750002cb753"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4844",
    "kind": "arxiv",
    "version": 1
  }
}