Pith Number

pith:KEYX6EU4

pith:2015:KEYX6EU4PSSWDNPUBYMIN75OGG

not attested not anchored not stored refs pending

Rapid Water Loss can Extend the Lifetime of the Planetary Habitability

H. Genda, K. J. Zahnle, T. Kodama, Y. Abe

arxiv:1509.03746 v1 · 2015-09-12 · 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{KEYX6EU4PSSWDNPUBYMIN75OGG}

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	2026-05-18T01:28:46.148566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51317f129c7ca561b5f40e1886ffae31b9d7adaf7c88af652ddcdeb4b2f0bb11

Aliases

arxiv: 1509.03746 · arxiv_version: 1509.03746v1 · doi: 10.48550/arxiv.1509.03746 · pith_short_12: KEYX6EU4PSSW · pith_short_16: KEYX6EU4PSSWDNPU · pith_short_8: KEYX6EU4

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/KEYX6EU4PSSWDNPUBYMIN75OGG \
  | 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: 51317f129c7ca561b5f40e1886ffae31b9d7adaf7c88af652ddcdeb4b2f0bb11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5617208be9aaaf57c706462d89ab37af7752fd18f3af77acb18d8281e5fec828",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-09-12T14:08:21Z",
    "title_canon_sha256": "807e542b2604b178e1a5c9bc477f8f005f628e6ced4d8973625f9550ca677d57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03746",
    "kind": "arxiv",
    "version": 1
  }
}