Pith Number

pith:76AMHL5H

pith:2012:76AMHL5HBUB4RHKUOGGLJNTVPD

not attested not anchored not stored refs pending

High-Resolution Spectroscopy of Extremely Metal-Poor Stars from SDSS/SEGUE: I. Atmospheric Parameters and Chemical Compositions

Anna Frebel, Daniela Carollo, Hiroko Ito, Masahide Takada-Hidai, Masatuki Y. Fujimoto, Satoshi Honda, Takuma Suda, Thirupathi Sivarani, Timothy C. Beers, Wako Aoki, Young Sun Lee

arxiv:1210.1946 v1 · 2012-10-06 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{76AMHL5HBUB4RHKUOGGLJNTVPD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:54:05.045720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff80c3afa70d03c89d54718cb4b67578f46becb1568185171017c81962587297

Aliases

arxiv: 1210.1946 · arxiv_version: 1210.1946v1 · doi: 10.48550/arxiv.1210.1946 · pith_short_12: 76AMHL5HBUB4 · pith_short_16: 76AMHL5HBUB4RHKU · pith_short_8: 76AMHL5H

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/76AMHL5HBUB4RHKUOGGLJNTVPD \
  | 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: ff80c3afa70d03c89d54718cb4b67578f46becb1568185171017c81962587297

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "160115d6eb9cbda9875cf860d7ed70e40bb555021310c52c9c50eb73b3899185",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-06T12:09:42Z",
    "title_canon_sha256": "45ce2cd00a11e51921ce9c0d29f32b1f20230495d5a958dc9044c87b7332835b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1946",
    "kind": "arxiv",
    "version": 1
  }
}