Pith Number

pith:JBVUBJO6

pith:2020:JBVUBJO6W3GZQPHLCMWJCBXU2P

not attested not anchored not stored refs pending

Comparison of Two Analytic Energy Balance Models Shows Stable Partial Ice Cover Possible for Any Obliquity

Alice Nadeau, Ekaterina Landgren

arxiv:2008.08671 v2 · 2020-08-19 · 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{JBVUBJO6W3GZQPHLCMWJCBXU2P}

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	2026-07-05T04:06:13.372692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

486b40a5deb6cd983ceb132c9106f4d3f5bb6c56ae97600007a517c49cbfa7b7

Aliases

arxiv: 2008.08671 · arxiv_version: 2008.08671v2 · doi: 10.48550/arxiv.2008.08671 · pith_short_12: JBVUBJO6W3GZ · pith_short_16: JBVUBJO6W3GZQPHL · pith_short_8: JBVUBJO6

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/JBVUBJO6W3GZQPHLCMWJCBXU2P \
  | 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: 486b40a5deb6cd983ceb132c9106f4d3f5bb6c56ae97600007a517c49cbfa7b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cfb7ec0903254621ff140ac33e02787ea881932b153e9ef3301fc791a4b5bca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-08-19T21:19:37Z",
    "title_canon_sha256": "bcb91eb734c26abf0618e8bf49435be0435a5bbfff74f9dcea4df633f1b2eb2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.08671",
    "kind": "arxiv",
    "version": 2
  }
}