Pith Number

pith:KKXY46SB

pith:2014:KKXY46SBCHF7FRCZ6CAZ7U4IN4

not attested not anchored not stored refs pending

VLT/X-shooter spectroscopy of the afterglow of the Swift GRB 130606A: Chemical abundances and reionisation at $z\sim6$

A. De Cia, A. de Ugarte Postigo, A. J. Levan, B. Milvang-Jensen, C. Ledoux, D. Malesani, D. Xu, G. Tagliaferri, H. Flores, J. Datson, J. Hjorth, J.-K. Krogager, J. P. U. Fynbo, J. Sollerman, K. Mikkelsen, K. Wiersema, L. Kaper, M. Sparre, N. Aghanim, N. R. Tanvir, O. E. Hartoog, P. Goldoni, P. Jakobsson, P. M{\o}ller, P. M. Vreeswijk, R. Salinas, S. Covino, S. D. Vergani, T. Goto, T. Kr\"uhler, V. D'Elia

arxiv:1409.4804 v2 · 2014-09-16 · astro-ph.GA · 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{KKXY46SBCHF7FRCZ6CAZ7U4IN4}

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	2026-05-18T01:34:50.891524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52af8e7a4111cbf2c459f0819fd3886f0d75a7adef2c0c3f5383ccc9e7e73700

Aliases

arxiv: 1409.4804 · arxiv_version: 1409.4804v2 · doi: 10.48550/arxiv.1409.4804 · pith_short_12: KKXY46SBCHF7 · pith_short_16: KKXY46SBCHF7FRCZ · pith_short_8: KKXY46SB

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/KKXY46SBCHF7FRCZ6CAZ7U4IN4 \
  | 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: 52af8e7a4111cbf2c459f0819fd3886f0d75a7adef2c0c3f5383ccc9e7e73700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c831d8f66d95e0025dd5b224ab18bc61211c06eadb66ed97b19148e4206ed58b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-16T21:05:32Z",
    "title_canon_sha256": "a3323dc9ed32aa7eb6d9fd998fc561c31ccd720ca4b4aa05d965bd2238dd5980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4804",
    "kind": "arxiv",
    "version": 2
  }
}