Pith Number

pith:Y4VPYWIO

pith:2010:Y4VPYWIOMOPJQKGDD354HIE2L6

not attested not anchored not stored refs pending

The Hamburg/ESO R-process Enhanced Star survey (HERES). V. Detailed abundance analysis of the r-process enhanced star HE 2327-5642

A. Velichko, L. Mashonkina, N. Christlieb, P.S. Barklem, T.C. Beers, V. Hill

arxiv:1003.3571 v1 · 2010-03-18 · 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{Y4VPYWIOMOPJQKGDD354HIE2L6}

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	2026-05-18T02:08:26.021875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c72afc590e639e9828c31efbc3a09a5fab1859f2488a4c1d746ce1e0ce5c0284

Aliases

arxiv: 1003.3571 · arxiv_version: 1003.3571v1 · doi: 10.48550/arxiv.1003.3571 · pith_short_12: Y4VPYWIOMOPJ · pith_short_16: Y4VPYWIOMOPJQKGD · pith_short_8: Y4VPYWIO

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/Y4VPYWIOMOPJQKGDD354HIE2L6 \
  | 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: c72afc590e639e9828c31efbc3a09a5fab1859f2488a4c1d746ce1e0ce5c0284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e193f6cfbf46f9bd7e1876a71c30e2d2f5bc8db8503ee930f3a004b3c7991d51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-18T12:45:53Z",
    "title_canon_sha256": "bdc7f380e4a9a06b5cd7a8e6a08033e900731f24791b2404592b9cee0a93469b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3571",
    "kind": "arxiv",
    "version": 1
  }
}