Pith Number

pith:GBAFGW4J

pith:2017:GBAFGW4J4V4DAS433OTSP64JEN

not attested not anchored not stored refs pending

Exoplanet Biosignatures: A Framework for Their Assessment

Andrew Rushby, Anthony del Genio, David C. Catling, David Crisp, Joshua Krissansen-Totton, Nancy Y. Kiang, Shawn Domagal-Goldman, Shiladitya DasSarma, Tyler D. Robinson, William Bains

arxiv:1705.06381 v3 · 2017-05-18 · 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{GBAFGW4J4V4DAS433OTSP64JEN}

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	2026-05-18T00:16:50.751027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3040535b89e578304b9bdba727fb89235e8fc12b3d34f35f948e8f38ee00d076

Aliases

arxiv: 1705.06381 · arxiv_version: 1705.06381v3 · doi: 10.48550/arxiv.1705.06381 · pith_short_12: GBAFGW4J4V4D · pith_short_16: GBAFGW4J4V4DAS43 · pith_short_8: GBAFGW4J

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/GBAFGW4J4V4DAS433OTSP64JEN \
  | 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: 3040535b89e578304b9bdba727fb89235e8fc12b3d34f35f948e8f38ee00d076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b54d6530306e7577a060ce21d53802cbd2f3bbf8ac32882f27c3eda23426417",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-05-18T01:04:48Z",
    "title_canon_sha256": "24a954fc9a9b7a78ce8d02e5b981525fd3c16600377425a1a279356d916541bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06381",
    "kind": "arxiv",
    "version": 3
  }
}