Pith Number

pith:DCKTN3CM

pith:2025:DCKTN3CMM6CA2ZVKB22IRHHWAD

not attested not anchored not stored refs pending

The Physics of Life: Exploring Information as a Distinctive Feature of Living Systems

Adam Frank, Andrew W. Eckford, Artemy Kolchinsky, Gourab Ghoshal, Manasvi Lingam, Matthew Egbert, Stuart Bartlett

arxiv:2501.08683 v1 · 2025-01-15 · cond-mat.soft · astro-ph.EP · cs.IT · math.IT · nlin.AO · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCKTN3CMM6CA2ZVKB22IRHHWAD}

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	2026-07-05T10:01:39.987434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

189536ec4c67840d66aa0eb4889cf600e7b43a0aff794f6b6c8b81fa01fa0ab4

Aliases

arxiv: 2501.08683 · arxiv_version: 2501.08683v1 · doi: 10.48550/arxiv.2501.08683 · pith_short_12: DCKTN3CMM6CA · pith_short_16: DCKTN3CMM6CA2ZVK · pith_short_8: DCKTN3CM

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/DCKTN3CMM6CA2ZVKB22IRHHWAD \
  | 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: 189536ec4c67840d66aa0eb4889cf600e7b43a0aff794f6b6c8b81fa01fa0ab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2563c864fe0859e04899717fbfb0f3fa627e4c26a6bc5f10a1e6d5ac0b625bb3",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "cs.IT",
      "math.IT",
      "nlin.AO",
      "q-bio.QM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2025-01-15T09:24:06Z",
    "title_canon_sha256": "6dbf1510eb19b61b86e3a45c1654124354ec4f1ece6e6b2394c53284d73dc6d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.08683",
    "kind": "arxiv",
    "version": 1
  }
}