Pith Number

pith:HGNMV2SP

pith:2020:HGNMV2SP2N3ELFWIPBWJK6TLOJ

not attested not anchored not stored refs pending

Volatile Sample Return in the Solar System

Andrew J. Westphal, Daniel P. Glavin, Dennis Bodewits, Elisa Quintana, James Parker, Jamie E. Elsila, Jason P. Dworkin, Joshua E. Schlieder, Julie L. Mitchell, Keiko Nakamura-Messenger, Larry Nittler, Marc Neveu, Meenakshi Wadhwa, Melissa G. Trainer, Michael Zolensky, Perry A. Gerakines, Rhonda Stroud, Scott A. Sandford, Simon Clemett, Stefanie N. Milam

arxiv:2007.14899 v1 · 2020-07-29 · astro-ph.IM · 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{HGNMV2SP2N3ELFWIPBWJK6TLOJ}

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	2026-07-05T01:23:20.125641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

399acaea4fd3764596c8786c957a6b727e90d0477cf2be7ab0601abab39f8147

Aliases

arxiv: 2007.14899 · arxiv_version: 2007.14899v1 · doi: 10.48550/arxiv.2007.14899 · pith_short_12: HGNMV2SP2N3E · pith_short_16: HGNMV2SP2N3ELFWI · pith_short_8: HGNMV2SP

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/HGNMV2SP2N3ELFWIPBWJK6TLOJ \
  | 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: 399acaea4fd3764596c8786c957a6b727e90d0477cf2be7ab0601abab39f8147

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cab13ce3b3803f57371918d3d52d5ce4679f29c6a0c329975856530766e4e6e5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-07-29T15:16:41Z",
    "title_canon_sha256": "13fe593fe0baccf85f556712e6328bb94ef7d41cd8087206a04641798011d721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.14899",
    "kind": "arxiv",
    "version": 1
  }
}