Pith Number

pith:R6L6ZFLZ

pith:2015:R6L6ZFLZ7FXPHP3RRY2WOFZKU2

not attested not anchored not stored refs pending

The Emergence of Life as a First Order Phase Transition

Cole Mathis, Sara Imari Walker, Tanmoy Bhattacharya

arxiv:1503.02776 v3 · 2015-03-10 · nlin.AO · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6L6ZFLZ7FXPHP3RRY2WOFZKU2}

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	2026-05-18T00:45:50.406204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f97ec9579f96ef3bf718e3567172aa68329e7f74f6a9e58cce4fed7a396910c

Aliases

arxiv: 1503.02776 · arxiv_version: 1503.02776v3 · doi: 10.48550/arxiv.1503.02776 · pith_short_12: R6L6ZFLZ7FXP · pith_short_16: R6L6ZFLZ7FXPHP3R · pith_short_8: R6L6ZFLZ

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/R6L6ZFLZ7FXPHP3RRY2WOFZKU2 \
  | 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: 8f97ec9579f96ef3bf718e3567172aa68329e7f74f6a9e58cce4fed7a396910c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d11e63b5f1b7d0d9e5f69cef064045c27082809aa735298a718853f34f80621d",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.AO",
    "submitted_at": "2015-03-10T05:42:11Z",
    "title_canon_sha256": "0ad5db0be16c495ef315611a814d679fd34dfa2b44daebb7f61c525d14342ece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02776",
    "kind": "arxiv",
    "version": 3
  }
}