Pith Number

pith:FQR2XGDU

pith:2016:FQR2XGDUCOEDPI3F6RT3CSMWM4

not attested not anchored not stored refs pending

Lyman-alpha spectral properties of five newly discovered Lyman continuum emitters

A. Verhamme, D. Schaerer, G. Worseck, I. Orlitova, N. Guseva, T. X. Thuan, Y. Izotov

arxiv:1609.03477 v1 · 2016-09-12 · 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{FQR2XGDUCOEDPI3F6RT3CSMWM4}

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	2026-05-18T00:54:19.546527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6

Aliases

arxiv: 1609.03477 · arxiv_version: 1609.03477v1 · doi: 10.48550/arxiv.1609.03477 · pith_short_12: FQR2XGDUCOED · pith_short_16: FQR2XGDUCOEDPI3F · pith_short_8: FQR2XGDU

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/FQR2XGDUCOEDPI3F6RT3CSMWM4 \
  | 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: 2c23ab9874138837a365f467b14996672616c229fdefefcf72d1114ff2a707e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3560858c1fb423cda1db6ec102a5aa408d80ac740acc387116005894e57f3d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-12T16:44:11Z",
    "title_canon_sha256": "365d544a5709b4cdf8d46accfe60b8cdd65b00db7b4ad85019703b24d4e9e126"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03477",
    "kind": "arxiv",
    "version": 1
  }
}