Pith Number

pith:ZHA2WG7P

pith:2011:ZHA2WG7PIQYGYY7IQNSOWJA6DF

not attested not anchored not stored refs pending

Observational evidence for a metal rich atmosphere on the super-Earth GJ1214b

Christopher J. Burke, David Charbonneau, Eliza Miller-Ricci Kempton, Jacob Bean, Jean-Michel D\'esert, Jonathan Irwin, Jonathan J. Fortney, Philip Nutzman, Zachory K. Berta

arxiv:1103.2370 v1 · 2011-03-11 · 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{ZHA2WG7PIQYGYY7IQNSOWJA6DF}

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	2026-05-18T02:02:54.410665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c1ab1bef44306c63e88364eb241e197816f6a58c0c2445ed11ebeaec0e42df

Aliases

arxiv: 1103.2370 · arxiv_version: 1103.2370v1 · doi: 10.48550/arxiv.1103.2370 · pith_short_12: ZHA2WG7PIQYG · pith_short_16: ZHA2WG7PIQYGYY7I · pith_short_8: ZHA2WG7P

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/ZHA2WG7PIQYGYY7IQNSOWJA6DF \
  | 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: c9c1ab1bef44306c63e88364eb241e197816f6a58c0c2445ed11ebeaec0e42df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03e742e628a570b5fa5cd0748c951f9dbc26b9eb8fb4d718b1cac27996bb30a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-03-11T21:00:11Z",
    "title_canon_sha256": "45cc572374ebf2b534322c21ee1b7efeca8a3d18dc1fe6cad7254707452f9881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2370",
    "kind": "arxiv",
    "version": 1
  }
}