Pith Number

pith:UR7RBN3N

pith:2024:UR7RBN3NKXREFNBIFAUJYEXCHV

not attested not anchored not stored refs pending

Ambitions for theory in the physics of life

William Bialek

arxiv:2401.15538 v2 · 2024-01-28 · physics.bio-ph · q-bio.MN · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UR7RBN3NKXREFNBIFAUJYEXCHV}

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	2026-07-05T08:54:46.404522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a47f10b76d55e242b42828289c12e23d5b1e14dc4bd9be8eb0b43e9b9f7e4b81

Aliases

arxiv: 2401.15538 · arxiv_version: 2401.15538v2 · doi: 10.48550/arxiv.2401.15538 · pith_short_12: UR7RBN3NKXRE · pith_short_16: UR7RBN3NKXREFNBI · pith_short_8: UR7RBN3N

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/UR7RBN3NKXREFNBIFAUJYEXCHV \
  | 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: a47f10b76d55e242b42828289c12e23d5b1e14dc4bd9be8eb0b43e9b9f7e4b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cedbf0a7641e6e768ce42ae055f0ae164f16c42d1949189c5863607dfdb77695",
    "cross_cats_sorted": [
      "q-bio.MN",
      "q-bio.NC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2024-01-28T01:49:36Z",
    "title_canon_sha256": "3ebedaaebdfcd7b40171fc39a836306e6bddd69fd74cea2175a1b5b006531e00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.15538",
    "kind": "arxiv",
    "version": 2
  }
}