Pith Number

pith:QLHXG3BN

pith:2010:QLHXG3BNWIEFQ3DG23OU7MOA3W

not attested not anchored not stored refs pending

Galaxy counterparts of metal-rich damped Lyman-alpha absorbers - II. A solar-metallicity and dusty DLA at z_abs=2.58

A. K. Durgapal, B. Milvang-Jensen, C. Ledoux, J.-K. Krogager, J. P. U. Fynbo, J. R. Maund, K. Okoshi, L. Christensen, L. Kaper, P. Goldoni, P. K. Rasmussen, P. Laursen, P. Moller, P. Noterdaeme, S. Toft, T. J. Thorsen, T. Zafar

arxiv:1011.5312 v2 · 2010-11-24 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLHXG3BNWIEFQ3DG23OU7MOA3W}

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	2026-05-18T02:23:17.620372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82cf736c2db208586c66d6dd4fb1c0dd9b8b2edee9d28d652a00e90cf7226a45

Aliases

arxiv: 1011.5312 · arxiv_version: 1011.5312v2 · doi: 10.48550/arxiv.1011.5312 · pith_short_12: QLHXG3BNWIEF · pith_short_16: QLHXG3BNWIEFQ3DG · pith_short_8: QLHXG3BN

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/QLHXG3BNWIEFQ3DG23OU7MOA3W \
  | 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: 82cf736c2db208586c66d6dd4fb1c0dd9b8b2edee9d28d652a00e90cf7226a45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed902a69eb4b283df217f6d1b3258282ec6c958b3418a27d3b4de34d3a38e0cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-24T08:00:00Z",
    "title_canon_sha256": "ffe196b871f97887b904b1a5b527a3bca9c68776c0723e0963cc7014c534b7e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5312",
    "kind": "arxiv",
    "version": 2
  }
}