Pith Number

pith:JVMX2CFI

pith:2015:JVMX2CFIKARS53OK3SZ637CDPS

not attested not anchored not stored refs pending

Tracing the fate of carbon and the atmospheric evolution of Mars

Bethany L. Ehlmann, David M. Kass, Renyu Hu, Yuk L. Yung

arxiv:1512.00758 v1 · 2015-12-02 · astro-ph.EP · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JVMX2CFIKARS53OK3SZ637CDPS}

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	2026-05-18T01:25:25.159775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d597d08a850232eedcadcb3edfc437ca411d332081492bd749246d7250c234d

Aliases

arxiv: 1512.00758 · arxiv_version: 1512.00758v1 · doi: 10.48550/arxiv.1512.00758 · pith_short_12: JVMX2CFIKARS · pith_short_16: JVMX2CFIKARS53OK · pith_short_8: JVMX2CFI

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/JVMX2CFIKARS53OK3SZ637CDPS \
  | 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: 4d597d08a850232eedcadcb3edfc437ca411d332081492bd749246d7250c234d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeca52ebdb95ea84791c117241ffc315c40fd99c31d580f31fca39bac8f2fe4b",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-12-02T16:25:51Z",
    "title_canon_sha256": "e0b17a9f1e9a2ea4b2695433b45860ba6909425d0211dfe9de97be09ff144eb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00758",
    "kind": "arxiv",
    "version": 1
  }
}