Pith Number

pith:YYJDBSDC

pith:2009:YYJDBSDCHROE2LOUE2XLJWCU4B

not attested not anchored not stored refs pending

On the entropy production of time series with unidirectional linearity

Dominik Janzing

arxiv:0908.1861 v1 · 2009-08-13 · cond-mat.stat-mech · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YYJDBSDCHROE2LOUE2XLJWCU4B}

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	2026-05-18T02:12:34.683219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c61230c8623c5c4d2dd426aeb4d854e05c7a8a134a8e2ea9d4b8f3d22a5e4930

Aliases

arxiv: 0908.1861 · arxiv_version: 0908.1861v1 · doi: 10.48550/arxiv.0908.1861 · pith_short_12: YYJDBSDCHROE · pith_short_16: YYJDBSDCHROE2LOU · pith_short_8: YYJDBSDC

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/YYJDBSDCHROE2LOUE2XLJWCU4B \
  | 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: c61230c8623c5c4d2dd426aeb4d854e05c7a8a134a8e2ea9d4b8f3d22a5e4930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1c341c00735dcf81b196d128793761f5bf6642e2e809abe68f91671f83d18c3",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-08-13T10:12:58Z",
    "title_canon_sha256": "be1c95fa9e25fbd30bcdca54a9c925997dc14cf165c727ae1fc93f667b2c8f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1861",
    "kind": "arxiv",
    "version": 1
  }
}