Pith Number

pith:4PJ37FXK

pith:2013:4PJ37FXKBJ2YQBVMOOFCV3F4V2

not attested not anchored not stored refs pending

Photochemistry in Terrestrial Exoplanet Atmospheres II: H2S and SO2 Photochemistry in Anoxic Atmospheres

Renyu Hu, Sara Seager, William Bains

arxiv:1302.6603 v1 · 2013-02-26 · 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{4PJ37FXKBJ2YQBVMOOFCV3F4V2}

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	2026-05-18T01:51:27.021551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d3bf96ea0a758806ac738a2aecbcae846b698a6748ad7a2dabff0d05028eea

Aliases

arxiv: 1302.6603 · arxiv_version: 1302.6603v1 · doi: 10.48550/arxiv.1302.6603 · pith_short_12: 4PJ37FXKBJ2Y · pith_short_16: 4PJ37FXKBJ2YQBVM · pith_short_8: 4PJ37FXK

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/4PJ37FXKBJ2YQBVMOOFCV3F4V2 \
  | 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: e3d3bf96ea0a758806ac738a2aecbcae846b698a6748ad7a2dabff0d05028eea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b02d01f9e4d0929b802f74922cd6b2722472df2fe0bb1a33a7d2e217a0159f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-02-26T21:15:10Z",
    "title_canon_sha256": "5d4296942af7be82987e9a81c3960427ee9843607855a75e5b1ac401ca1cb76f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6603",
    "kind": "arxiv",
    "version": 1
  }
}