Pith Number

pith:O3XWRJR7

pith:2019:O3XWRJR7GMT43U2AMQ6WG2WQF6

not attested not anchored not stored refs pending

Mapping out the time-evolution of exoplanet processes

Charles Beichman, Daniel Huber, David R. Ciardi, Jessie L. Christiansen, Mark S. Marley

arxiv:1903.09110 v1 · 2019-03-21 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3XWRJR7GMT43U2AMQ6WG2WQF6}

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	2026-05-17T23:50:43.219199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76ef68a63f3327cdd340643d636ad02faf235b8810d0043bda3d40f4a9e86da4

Aliases

arxiv: 1903.09110 · arxiv_version: 1903.09110v1 · doi: 10.48550/arxiv.1903.09110 · pith_short_12: O3XWRJR7GMT4 · pith_short_16: O3XWRJR7GMT43U2A · pith_short_8: O3XWRJR7

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/O3XWRJR7GMT43U2AMQ6WG2WQF6 \
  | 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: 76ef68a63f3327cdd340643d636ad02faf235b8810d0043bda3d40f4a9e86da4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcaa220ed148afe7935763b9213452a26d12175c032d1b1e8d0643e9c6ea1f76",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-21T17:01:36Z",
    "title_canon_sha256": "0d173971a047be969453a00d38cecafa6a74bcad617cb2fc2bccf1e6ec7faf88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09110",
    "kind": "arxiv",
    "version": 1
  }
}