Pith Number

pith:J3WFZ5HG

pith:2021:J3WFZ5HG5KGS4HCPMZBRD62VTL

not attested not anchored not stored refs pending

Meteorites and the RNA World: Synthesis of Nucleobases in Carbonaceous Planetesimals and the Role of Initial Volatile Content

Ben K. D. Pearce, Dmitry A. Semenov, Kevin Lange, Klaus Paschek, Ralph E. Pudritz, Thomas K. Henning

arxiv:2112.09160 v2 · 2021-12-16 · 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{J3WFZ5HG5KGS4HCPMZBRD62VTL}

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	2026-07-05T05:34:30.270666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eec5cf4e6ea8d2e1c4f664311fb559aee4e97700f7f195c830fc39b75fd681e

Aliases

arxiv: 2112.09160 · arxiv_version: 2112.09160v2 · doi: 10.48550/arxiv.2112.09160 · pith_short_12: J3WFZ5HG5KGS · pith_short_16: J3WFZ5HG5KGS4HCP · pith_short_8: J3WFZ5HG

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/J3WFZ5HG5KGS4HCPMZBRD62VTL \
  | 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: 4eec5cf4e6ea8d2e1c4f664311fb559aee4e97700f7f195c830fc39b75fd681e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ae1690f3086d6c9b826b3e05b92baca7dfb6b51c5045969917f3a683a3257e7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-12-16T19:11:49Z",
    "title_canon_sha256": "268ba65109808fac88321287d7e80fd1fbb1242c554ec763d8add63f001228ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.09160",
    "kind": "arxiv",
    "version": 2
  }
}