Pith Number

pith:DYJFAAIK

pith:2019:DYJFAAIKDP3KWI3NS2MQX5YCAW

not attested not anchored not stored refs pending

Possibility of chromospheric back-radiation influencing the lithium line formation in Spite plateau stars

Yoichi Takeda

arxiv:1901.09230 v1 · 2019-01-26 · 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{DYJFAAIKDP3KWI3NS2MQX5YCAW}

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	2026-05-17T23:54:42.425830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e1250010a1bf6ab236d96990bf702059112ff81c8aec2ddfb7a1a998e23c723

Aliases

arxiv: 1901.09230 · arxiv_version: 1901.09230v1 · doi: 10.48550/arxiv.1901.09230 · pith_short_12: DYJFAAIKDP3K · pith_short_16: DYJFAAIKDP3KWI3N · pith_short_8: DYJFAAIK

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/DYJFAAIKDP3KWI3NS2MQX5YCAW \
  | 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: 1e1250010a1bf6ab236d96990bf702059112ff81c8aec2ddfb7a1a998e23c723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ac6d198a4fb8116460ff00d842a98961cd78d831db94e4ace6a2d5fb5d47fa3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-26T15:08:06Z",
    "title_canon_sha256": "b2d7fd60ba792170a4c33e9a40eb151f048d4a8f57773540175e99d0baebe916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09230",
    "kind": "arxiv",
    "version": 1
  }
}