Pith Number

pith:ZGQBCHTQ

pith:2001:ZGQBCHTQLAADCR75QXA2DVOKDF

not attested not anchored not stored refs pending

Production of Lithium, Beryllium, and Boron by Hypernovae

Brian D. Fields, Elisabeth Vangioni-Flam, Frederic Daigne, Michel Casse

arxiv:astro-ph/0107492 v1 · 2001-07-25 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGQBCHTQLAADCR75QXA2DVOKDF}

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	2026-05-18T01:07:45.618847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a0111e7058003147fd85c1a1d5ca194c630847115bf05a8a5b2b3b22b22cda

Aliases

arxiv: astro-ph/0107492 · arxiv_version: astro-ph/0107492v1 · doi: 10.48550/arxiv.astro-ph/0107492 · pith_short_12: ZGQBCHTQLAAD · pith_short_16: ZGQBCHTQLAADCR75 · pith_short_8: ZGQBCHTQ

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/ZGQBCHTQLAADCR75QXA2DVOKDF \
  | 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: c9a0111e7058003147fd85c1a1d5ca194c630847115bf05a8a5b2b3b22b22cda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5722bcad60c9af541964f5a7159381bedc319674c34ea67175675a4c9f7e9a9f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-25T23:11:08Z",
    "title_canon_sha256": "a67f9d39e9179bb838f33e9ac25687cab473c09f3bc8a2b823f34b5a5e77d8e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107492",
    "kind": "arxiv",
    "version": 1
  }
}