Pith Number

pith:YXWOE7PF

pith:2019:YXWOE7PFEWKLXAHPQNH5XQ77PJ

not attested not anchored not stored refs pending

Contribution of type Ia supernovae to the chemical enrichment of the ultra-faint dwarf galaxy Bootes I

L.I. Mashonkina, P. Jablonka, T.M. Sitnova, Yu.V. Pakhomov

arxiv:1906.11540 v1 · 2019-06-27 · astro-ph.GA · 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{YXWOE7PFEWKLXAHPQNH5XQ77PJ}

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	2026-05-17T23:42:04.519539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5ece27de52594bb80ef834fdbc3ff7a53feced97b3cb2ca1fa7ac2a898d1ef9

Aliases

arxiv: 1906.11540 · arxiv_version: 1906.11540v1 · doi: 10.48550/arxiv.1906.11540 · pith_short_12: YXWOE7PFEWKL · pith_short_16: YXWOE7PFEWKLXAHP · pith_short_8: YXWOE7PF

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/YXWOE7PFEWKLXAHPQNH5XQ77PJ \
  | 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: c5ece27de52594bb80ef834fdbc3ff7a53feced97b3cb2ca1fa7ac2a898d1ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbb8413e72675f8a72417dc93bb2e550b1934224920b176ea3ce116ab7f048f8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-27T10:32:17Z",
    "title_canon_sha256": "554c9d38e8e4bab5418f18af16dbb7a5e67732cad6acd7197663238fdaebfe5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11540",
    "kind": "arxiv",
    "version": 1
  }
}