Pith Number

pith:WWMMBPQM

pith:2015:WWMMBPQMYKUIKR6Q6OOFIKBAPK

not attested not anchored not stored refs pending

Comparison of "warm and wet" and "cold and icy" scenarios for early Mars in a 3D climate model

Francois Forget, James W. Head, Laura Kerber, Raymond T. Pierrehumbert, Robin D. Wordsworth

arxiv:1506.04817 v1 · 2015-06-16 · 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{WWMMBPQMYKUIKR6Q6OOFIKBAPK}

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	2026-05-18T01:35:46.908933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b598c0be0cc2a88547d0f39c5428207ab6c6aad01df1c2590bac03b3638c6dcc

Aliases

arxiv: 1506.04817 · arxiv_version: 1506.04817v1 · doi: 10.48550/arxiv.1506.04817 · pith_short_12: WWMMBPQMYKUI · pith_short_16: WWMMBPQMYKUIKR6Q · pith_short_8: WWMMBPQM

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/WWMMBPQMYKUIKR6Q6OOFIKBAPK \
  | 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: b598c0be0cc2a88547d0f39c5428207ab6c6aad01df1c2590bac03b3638c6dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb240314ba192638533c36ca7fc78c2902a51f66caf21e18ec12e9aad3d796ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-06-16T01:59:48Z",
    "title_canon_sha256": "f8ed5cdd5f3c4adc9e3e1c4a79b075c9f054859e3c26d12d4c63e8500d009bc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04817",
    "kind": "arxiv",
    "version": 1
  }
}