Pith Number

pith:KWFN4MEY

pith:2019:KWFN4MEYTY5PNZLZ3R6O55XAKF

not attested not anchored not stored refs pending

The trail of water and the delivery of volatiles to habitable planets

Andrea Banzatti, Colette Salyk, Dariusz Lis, David Leisawitz, Edwin Bergin, Gary Melnick, Geoffrey A. Blake, Joan Najita, Karin \"Oberg, Ke Zhang, Klaus M. Pontoppidan, Martina Wiedner, Maryvonne Gerin, Matt Richter, Melissa McClure, Paul Goldsmith, Quentin Kral, Sean Brittain, Stefanie Milam

arxiv:1903.06587 v1 · 2019-03-15 · 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{KWFN4MEYTY5PNZLZ3R6O55XAKF}

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	2026-05-17T23:51:10.413148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558ade30989e3af6e579dc7ceef6e05157b68618390f638b45a181e6e4dee322

Aliases

arxiv: 1903.06587 · arxiv_version: 1903.06587v1 · doi: 10.48550/arxiv.1903.06587 · pith_short_12: KWFN4MEYTY5P · pith_short_16: KWFN4MEYTY5PNZLZ · pith_short_8: KWFN4MEY

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/KWFN4MEYTY5PNZLZ3R6O55XAKF \
  | 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: 558ade30989e3af6e579dc7ceef6e05157b68618390f638b45a181e6e4dee322

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfa8127019387493a99cc049228c5ec1cfdae16386329780e200366686ea6680",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-15T15:05:36Z",
    "title_canon_sha256": "41c7a1379ae725e575e94d5f9f71574cf6a8ccdcc213831b03af75feead45e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06587",
    "kind": "arxiv",
    "version": 1
  }
}