Pith Number

pith:MRHDKLPX

pith:2011:MRHDKLPX2UM77JFXZ3725VZ6D6

not attested not anchored not stored refs pending

Origin of lithium enrichment in K giants

Bacham E. Reddy, David L. Lambert, Yerra Bharat Kumar

arxiv:1102.2299 v1 · 2011-02-11 · 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{MRHDKLPX2UM77JFXZ3725VZ6D6}

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	2026-05-18T02:03:12.212444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

644e352df7d519ffa4b7ceffaed73e1fb09330b7b48b37d62ecb1fa75725870c

Aliases

arxiv: 1102.2299 · arxiv_version: 1102.2299v1 · doi: 10.48550/arxiv.1102.2299 · pith_short_12: MRHDKLPX2UM7 · pith_short_16: MRHDKLPX2UM77JFX · pith_short_8: MRHDKLPX

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/MRHDKLPX2UM77JFXZ3725VZ6D6 \
  | 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: 644e352df7d519ffa4b7ceffaed73e1fb09330b7b48b37d62ecb1fa75725870c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8ab0045b2256c884f08e552adedc7f94902f7022787e6dfbab31de535d67ed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-11T08:08:20Z",
    "title_canon_sha256": "04f435af6be73b5b04eed232ac1ed62be488459632bcb03fcf7ddbc6fc74c45f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2299",
    "kind": "arxiv",
    "version": 1
  }
}