Pith Number

pith:UAQLF64E

pith:2017:UAQLF64EM2737NTVJTMRUJJNDV

not attested not anchored not stored refs pending

Information theory, predictability, and the emergence of complex life

Lu\'is F Seoane, Ricard Sol\'e

arxiv:1701.02389 v2 · 2017-01-09 · q-bio.PE · physics.soc-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{UAQLF64EM2737NTVJTMRUJJNDV}

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	2026-05-18T00:32:44.001528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a020b2fb8466bfbfb6754cd91a252d1d54d6aea500edc1b5bfcae826817f87d7

Aliases

arxiv: 1701.02389 · arxiv_version: 1701.02389v2 · doi: 10.48550/arxiv.1701.02389 · pith_short_12: UAQLF64EM273 · pith_short_16: UAQLF64EM2737NTV · pith_short_8: UAQLF64E

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/UAQLF64EM2737NTVJTMRUJJNDV \
  | 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: a020b2fb8466bfbfb6754cd91a252d1d54d6aea500edc1b5bfcae826817f87d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0a31c0f9bc998f8bd6e5ffd323b0aba2d5bbb60958d8653798099834d755b9f",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-01-09T23:25:56Z",
    "title_canon_sha256": "2ba93ca9ad2b8354eeb06cd465d817f8b64dbe3540928cf3912fe7d3ef1d7999"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02389",
    "kind": "arxiv",
    "version": 2
  }
}