Pith Number

pith:BUKPW5UT

pith:2009:BUKPW5UTQTY5KBWYO7WHCDI7NE

not attested not anchored not stored refs pending

A thermodynamic force generated by chemical gradient and adsorption reaction

Kunihiko Kaneko, Takeshi Sugawara

arxiv:0909.1014 v1 · 2009-09-05 · physics.bio-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{BUKPW5UTQTY5KBWYO7WHCDI7NE}

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	2026-07-04T15:49:03.434579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d14fb769384f1d506d877ec710d1f6903bf43a129c675426beb2165b7ac8f78

Aliases

arxiv: 0909.1014 · arxiv_version: 0909.1014v1 · doi: 10.48550/arxiv.0909.1014 · pith_short_12: BUKPW5UTQTY5 · pith_short_16: BUKPW5UTQTY5KBWY · pith_short_8: BUKPW5UT

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/BUKPW5UTQTY5KBWYO7WHCDI7NE \
  | 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: 0d14fb769384f1d506d877ec710d1f6903bf43a129c675426beb2165b7ac8f78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41112fa92d6b604082063eba758b749cbe50537114fa420fdcc481d535425b25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2009-09-05T10:06:36Z",
    "title_canon_sha256": "ba29ba75fe41d8468a06a42b7217a9e66da494a0882797cbfdd5353218cb75d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1014",
    "kind": "arxiv",
    "version": 1
  }
}