Pith Number

pith:2KXLUNWH

pith:2012:2KXLUNWH26W5BQLPSQ76FYORLK

not attested not anchored not stored refs pending

On the formation of very metal-poor stars: The case of SDSS J1029151+172927

Paul C. Clark (Zentrum f\"ur Astronomie der Universit\"at Heidelberg), Ralf S. Klessen, Simon C. O. Glover

arxiv:1201.2695 v1 · 2012-01-12 · astro-ph.CO · 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{2KXLUNWH26W5BQLPSQ76FYORLK}

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	2026-05-18T01:58:51.814080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2aeba36c7d7add0c16f943fe2e1d15a9d58003afcef1ece11058d41bbd0d048

Aliases

arxiv: 1201.2695 · arxiv_version: 1201.2695v1 · doi: 10.48550/arxiv.1201.2695 · pith_short_12: 2KXLUNWH26W5 · pith_short_16: 2KXLUNWH26W5BQLP · pith_short_8: 2KXLUNWH

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/2KXLUNWH26W5BQLPSQ76FYORLK \
  | 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: d2aeba36c7d7add0c16f943fe2e1d15a9d58003afcef1ece11058d41bbd0d048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a9872eb2f3ef2e8892b7554e6d615e25260e16721c6ea3d4a4b38e259e833f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-12T21:48:48Z",
    "title_canon_sha256": "b366d655becaf1328f38a32cefd8ef09f2441eda559decd62f798402775fea9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2695",
    "kind": "arxiv",
    "version": 1
  }
}