Pith Number

pith:SEEHVNKQ

pith:2011:SEEHVNKQU5ZP3PII45B3FZAZ6E

not attested not anchored not stored refs pending

Bayesian analysis of the astrobiological implications of life's early emergence on Earth

((1) Princeton, 2), (2) IPMU, David S. Spiegel (1), Edwin L. Turner (1, University of Tokyo)

arxiv:1107.3835 v4 · 2011-07-19 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEEHVNKQU5ZP3PII45B3FZAZ6E}

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	2026-05-18T02:21:42.782103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91087ab550a772fdbd08e743b2e419f10380aa292dc2bce925298c915be65985

Aliases

arxiv: 1107.3835 · arxiv_version: 1107.3835v4 · doi: 10.48550/arxiv.1107.3835 · pith_short_12: SEEHVNKQU5ZP · pith_short_16: SEEHVNKQU5ZP3PII · pith_short_8: SEEHVNKQ

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/SEEHVNKQU5ZP3PII45B3FZAZ6E \
  | 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: 91087ab550a772fdbd08e743b2e419f10380aa292dc2bce925298c915be65985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a746d7a3d3207e73d01857721ffb7e31f6b40a0388be5c88ae62d510a49833dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-07-19T20:00:00Z",
    "title_canon_sha256": "8e6c72aa2ee0256227f5a6d4a05d301b30ab15e99974dd0abe8083cbe92f84a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3835",
    "kind": "arxiv",
    "version": 4
  }
}