Pith Number

pith:3A4S6B5B

pith:2017:3A4S6B5BZAR3YOORLAFQATVJBB

not attested not anchored not stored refs pending

A warm or a cold early Earth? New insights from a 3-D climate-carbon model

Benjamin Charnay, David C. Catling, Fran\c{c}ois Forget, Fr\'ed\'eric Fluteau, Guillaume Le Hir

arxiv:1706.06842 v1 · 2017-06-21 · 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{3A4S6B5BZAR3YOORLAFQATVJBB}

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	2026-05-18T00:39:31.309184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8392f07a1c823bc39d1580b004ea9086e0fac0b1c7273f715cf2bd3eff6158e

Aliases

arxiv: 1706.06842 · arxiv_version: 1706.06842v1 · doi: 10.48550/arxiv.1706.06842 · pith_short_12: 3A4S6B5BZAR3 · pith_short_16: 3A4S6B5BZAR3YOOR · pith_short_8: 3A4S6B5B

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/3A4S6B5BZAR3YOORLAFQATVJBB \
  | 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: d8392f07a1c823bc39d1580b004ea9086e0fac0b1c7273f715cf2bd3eff6158e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b78af10e5185fef292c615306d1dd389f41be6867296af4e175bb0e436f3f5e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-06-21T11:51:32Z",
    "title_canon_sha256": "0a6cee243cfd0e376209233692f6fa8182660dd3e73e07d8074877187c2ba719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06842",
    "kind": "arxiv",
    "version": 1
  }
}