Pith Number

pith:FYQG7TDL

pith:2018:FYQG7TDLETO54WHYZX7KCSA6SR

not attested not anchored not stored refs pending

Formation of the Abundance Boundaries of the Heavier Neutron-capture Elements in Metal-poor Stars

Bo Zhang, Guochao Yang, Hongjie Li, Lu Zhang, Nian Liu, Ping Niu, Wenyuan Cui, Yanchun Liang

arxiv:1805.03939 v1 · 2018-05-10 · 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{FYQG7TDLETO54WHYZX7KCSA6SR}

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	2026-05-18T00:16:15.729364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e206fcc6b24ddde58f8cdfea1481e946e0b5da10c841d2709169b1a986c5e30

Aliases

arxiv: 1805.03939 · arxiv_version: 1805.03939v1 · doi: 10.48550/arxiv.1805.03939 · pith_short_12: FYQG7TDLETO5 · pith_short_16: FYQG7TDLETO54WHY · pith_short_8: FYQG7TDL

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/FYQG7TDLETO54WHYZX7KCSA6SR \
  | 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: 2e206fcc6b24ddde58f8cdfea1481e946e0b5da10c841d2709169b1a986c5e30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945cc1900eee4e6f7d5de8c49913b830c7c987b6f97633f99a5f57cdb8f60a6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-10T12:31:49Z",
    "title_canon_sha256": "7bc2ccb1f7ef339782897bf24a9ea264ac3d220a9d0cb2a76fa8aa4aa19ba37e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03939",
    "kind": "arxiv",
    "version": 1
  }
}