Pith Number

pith:C3JH3EWP

pith:2013:C3JH3EWP3KKWUJJC6HT2XEWJSM

not attested not anchored not stored refs pending

Impact of atmospheric refraction: How deeply can we probe exo-Earth's atmospheres during primary eclipse observations?

2) ((1) MPIA, (2) CfA), L. Kaltenegger (1, Y. Betremieux (1)

arxiv:1312.6625 v5 · 2013-12-23 · 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{C3JH3EWP3KKWUJJC6HT2XEWJSM}

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	2026-05-18T00:48:10.217289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16d27d92cfda956a2522f1e7ab92c9930682ee73774a6a10b3c13b1e04a9094f

Aliases

arxiv: 1312.6625 · arxiv_version: 1312.6625v5 · doi: 10.48550/arxiv.1312.6625 · pith_short_12: C3JH3EWP3KKW · pith_short_16: C3JH3EWP3KKWUJJC · pith_short_8: C3JH3EWP

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/C3JH3EWP3KKWUJJC6HT2XEWJSM \
  | 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: 16d27d92cfda956a2522f1e7ab92c9930682ee73774a6a10b3c13b1e04a9094f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94386dd8100036490ddd770230093197fe1a068740ec056665aa5ccdb49a09f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-12-23T18:08:42Z",
    "title_canon_sha256": "142e13b71540144ed15380fa97c3f8c21571ace6964b1196d8c77168434b694d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6625",
    "kind": "arxiv",
    "version": 5
  }
}