Pith Number

pith:NCLJXCVB

pith:2012:NCLJXCVBJHGDY4TIDBUSCBEY64

not attested not anchored not stored refs pending

Solar system genealogy revealed by extinct short-lived radionuclides in meteorites

Georges Meynet, Matthieu Gounelle

arxiv:1208.5879 v1 · 2012-08-29 · astro-ph.SR · 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{NCLJXCVBJHGDY4TIDBUSCBEY64}

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	2026-05-18T03:46:48.432746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68969b8aa149cc3c72681869210498f713ccae6ee38e31b3abff83fb997f83d3

Aliases

arxiv: 1208.5879 · arxiv_version: 1208.5879v1 · doi: 10.48550/arxiv.1208.5879 · pith_short_12: NCLJXCVBJHGD · pith_short_16: NCLJXCVBJHGDY4TI · pith_short_8: NCLJXCVB

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/NCLJXCVBJHGDY4TIDBUSCBEY64 \
  | 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: 68969b8aa149cc3c72681869210498f713ccae6ee38e31b3abff83fb997f83d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3c4c8f963bfbbf0dedb78f381f1d672a8c66f832943926e4f43b5d2c11a75c4",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-29T11:13:24Z",
    "title_canon_sha256": "de9ac7d1b1eb77eca74592926f53506130ee7b152612fbe07fd19fa3aaf679a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5879",
    "kind": "arxiv",
    "version": 1
  }
}