Pith Number

pith:RNKK4VE4

pith:2001:RNKK4VE4A6PR67GVQ7DNJBKKQD

not attested not anchored not stored refs pending

Abundances in Stars from the Red Giant Branch Tip to the Near the Main Sequence in M71: I. Sample Selection, Observing Strategy and Stellar Parameters

Bradford B.Behr (Caltech) & Michael M. Briley (U. Wisconsin-Oshkoch), Judith G. Cohen (Caltech)

arxiv:astro-ph/0103502 v2 · 2001-03-29 · 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{RNKK4VE4A6PR67GVQ7DNJBKKQD}

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	2026-07-04T16:22:57.717717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b54ae549c079f1f7cd587c6d4854a80f058baa1a472d5572b1e26865d86bec8

Aliases

arxiv: astro-ph/0103502 · arxiv_version: astro-ph/0103502v2 · doi: 10.48550/arxiv.astro-ph/0103502 · pith_short_12: RNKK4VE4A6PR · pith_short_16: RNKK4VE4A6PR67GV · pith_short_8: RNKK4VE4

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/RNKK4VE4A6PR67GVQ7DNJBKKQD \
  | 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: 8b54ae549c079f1f7cd587c6d4854a80f058baa1a472d5572b1e26865d86bec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c77487c21d5242c2f17fe8f47fefde7fc820996220eb546bfa74b0dce6503886",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-03-29T19:32:34Z",
    "title_canon_sha256": "15a0f3b3fef53050849f7dee2a9ee1c0a623010bc9e467780f2051d995e68609"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0103502",
    "kind": "arxiv",
    "version": 2
  }
}