Pith Number

pith:P4734XQM

pith:2018:P4734XQMS7PY7LKGXXQHJTRS6V

not attested not anchored not stored refs pending

Nature and chemical abundances of a sample of Lyman-$\alpha$ emitter objects at high redshift

A. C. Krabbe, A. S. Oliveira, B. Agarwal, C. -E. Rydberg, G. F. Hagele, M. V. Cardaci, O. L. Dors, R. A. Riffel

arxiv:1806.07732 v1 · 2018-06-20 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4734XQMS7PY7LKGXXQHJTRS6V}

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	2026-05-18T00:11:04.426656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f3fbe5e0c97df8fad46bde074ce32f5571265c6131d0b092d9de5da01bd6442

Aliases

arxiv: 1806.07732 · arxiv_version: 1806.07732v1 · doi: 10.48550/arxiv.1806.07732 · pith_short_12: P4734XQMS7PY · pith_short_16: P4734XQMS7PY7LKG · pith_short_8: P4734XQM

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/P4734XQMS7PY7LKGXXQHJTRS6V \
  | 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: 7f3fbe5e0c97df8fad46bde074ce32f5571265c6131d0b092d9de5da01bd6442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ebe3e113d9067649cd5ca33cc6ac02d8195b1e83e30d1291d8ff517f8cce11f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-20T13:51:17Z",
    "title_canon_sha256": "979d18f18d83423fea9386d2632c66bee413807f1a1fe7c53fcdc7654d6cd3cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07732",
    "kind": "arxiv",
    "version": 1
  }
}