Pith Number

pith:BLHAFOIG

pith:1995:BLHAFOIGZTCVQ67EN5XLZPEGJ5

not attested not anchored not stored refs pending

Heavy Elements in the Lyman-$\alpha$\ Forest: Abundances and Clustering at z=3

D.S. Womble, R.S. Lyons (California Institute of Technology), W.L.W. Sargent

arxiv:astro-ph/9511035 v1 · 1995-11-09 · 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{BLHAFOIGZTCVQ67EN5XLZPEGJ5}

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	2026-05-18T01:21:56.703719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ace02b906ccc5587be46f6ebcbc864f49502600572568a66125e50bc3861eae

Aliases

arxiv: astro-ph/9511035 · arxiv_version: astro-ph/9511035v1 · doi: 10.48550/arxiv.astro-ph/9511035 · pith_short_12: BLHAFOIGZTCV · pith_short_16: BLHAFOIGZTCVQ67E · pith_short_8: BLHAFOIG

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/BLHAFOIGZTCVQ67EN5XLZPEGJ5 \
  | 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: 0ace02b906ccc5587be46f6ebcbc864f49502600572568a66125e50bc3861eae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0c52fdf0db3a4dd0e2d9e276cd7366de75cc47938b89cae0c9049d1ef92e6c0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-11-09T02:32:45Z",
    "title_canon_sha256": "b97cde05f79e5ae74e16bfcdf09b28fcdcbd50680e7775995f29854153032dc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9511035",
    "kind": "arxiv",
    "version": 1
  }
}