Pith Number

pith:TT77STPJ

pith:2026:TT77STPJOCI4IMFZOOJQ7QYQRT

not attested not anchored not stored refs pending

Thermodynamic cost-controllability tradeoff in metabolic currency coupling

Jumpei F. Yamagishi, Tetsuhiro S. Hatakeyama

arxiv:2602.01604 v2 · 2026-02-02 · physics.bio-ph · q-bio.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TT77STPJOCI4IMFZOOJQ7QYQRT}

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	2026-05-22T01:03:17.672296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cfff94de97091c430b973930fc3108cda7748112d00144c72a75b1ab0fc691a

Aliases

arxiv: 2602.01604 · arxiv_version: 2602.01604v2 · doi: 10.48550/arxiv.2602.01604 · pith_short_12: TT77STPJOCI4 · pith_short_16: TT77STPJOCI4IMFZ · pith_short_8: TT77STPJ

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/TT77STPJOCI4IMFZOOJQ7QYQRT \
  | 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: 9cfff94de97091c430b973930fc3108cda7748112d00144c72a75b1ab0fc691a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98921c84bcd412a3b7ea47f641a974119caa213fdd85d539265d858cb75d125b",
    "cross_cats_sorted": [
      "q-bio.SC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2026-02-02T03:52:02Z",
    "title_canon_sha256": "1644e9f015bf8855aa79b98fa03fa2a84ac29144d3901886805b244832a6bb14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.01604",
    "kind": "arxiv",
    "version": 2
  }
}