Pith Number

pith:ZWRHK6VI

pith:2012:ZWRHK6VIAIDYXC5YAYRDJBRIZJ

not attested not anchored not stored refs pending

Atmospheric constraints for the CO2 partial pressure on terrestrial planets near the outer edge of the habitable zone

Barbara Stracke, Franck Selsis, Heike Rauer, J. Lee Grenfell, Pascal Hedelt, Philip von Paris

arxiv:1211.4367 v1 · 2012-11-19 · 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{ZWRHK6VIAIDYXC5YAYRDJBRIZJ}

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	2026-05-18T01:53:03.021339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cda2757aa802078b8bb80622348628ca55d49754ff16e8376573c35570a04b62

Aliases

arxiv: 1211.4367 · arxiv_version: 1211.4367v1 · doi: 10.48550/arxiv.1211.4367 · pith_short_12: ZWRHK6VIAIDY · pith_short_16: ZWRHK6VIAIDYXC5Y · pith_short_8: ZWRHK6VI

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/ZWRHK6VIAIDYXC5YAYRDJBRIZJ \
  | 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: cda2757aa802078b8bb80622348628ca55d49754ff16e8376573c35570a04b62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93de0d6ba79f4232b431730a5c7600c9c8b69a2895f2d66daff1174c09ca4f89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-11-19T11:39:55Z",
    "title_canon_sha256": "631dd5a5c8387c8f72dfebacba950ab206c2308a40ce133ab8aa42208c26cbfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4367",
    "kind": "arxiv",
    "version": 1
  }
}