Pith Number

pith:TZKVFQZH

pith:2013:TZKVFQZHCNX6KQ6KBFBBGUF46B

not attested not anchored not stored refs pending

The habitable zone of Earth-like planets with different levels of atmospheric pressure

Antonello Provenzale, Gaia Ferri, Giovanni Vladilo, Giuseppe Murante, Gregorio Ragazzini, Laura Silva

arxiv:1302.4566 v1 · 2013-02-19 · 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{TZKVFQZHCNX6KQ6KBFBBGUF46B}

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	2026-05-18T01:51:35.391307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e5552c327136fe543ca09421350bcf0665a59d4bb937f941790a2ece3262eb3

Aliases

arxiv: 1302.4566 · arxiv_version: 1302.4566v1 · doi: 10.48550/arxiv.1302.4566 · pith_short_12: TZKVFQZHCNX6 · pith_short_16: TZKVFQZHCNX6KQ6K · pith_short_8: TZKVFQZH

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/TZKVFQZHCNX6KQ6KBFBBGUF46B \
  | 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: 9e5552c327136fe543ca09421350bcf0665a59d4bb937f941790a2ece3262eb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b932618a2dadd38c32b697a0b332b8d5045f4f87d8a2dad2809f70c6ab656ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-02-19T10:23:25Z",
    "title_canon_sha256": "50e8892b6a570ff9c0c0e72951d83439c62578d2351c820f44a5949f6860d453"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4566",
    "kind": "arxiv",
    "version": 1
  }
}