Pith Number

pith:P4QR7UTW

pith:2014:P4QR7UTW6IDPCJ6ZUCDGFOE73C

not attested not anchored not stored refs pending

A z ~ 5.7 Ly{\alpha} Emission Line with an Ultra Broad Red Wing

Huan Yang, James E. Rhoads, Junxian Wang, Leopoldo Infante, Sangeeta Malhotra, Zhen-Ya Zheng

arxiv:1401.7785 v1 · 2014-01-30 · 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{P4QR7UTW6IDPCJ6ZUCDGFOE73C}

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	2026-05-18T01:44:54.585187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f211fd276f206f127d9a08662b89fd889e16b9319b94a85e45843b461590238

Aliases

arxiv: 1401.7785 · arxiv_version: 1401.7785v1 · doi: 10.48550/arxiv.1401.7785 · pith_short_12: P4QR7UTW6IDP · pith_short_16: P4QR7UTW6IDPCJ6Z · pith_short_8: P4QR7UTW

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/P4QR7UTW6IDPCJ6ZUCDGFOE73C \
  | 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: 7f211fd276f206f127d9a08662b89fd889e16b9319b94a85e45843b461590238

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97392a8bc755e3686a0a82c33eb3ee98f7146a31d938c764b05bee9bcd8b8515",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-30T10:30:05Z",
    "title_canon_sha256": "58796e46eca69a455eaef9db00c9080604f3ced2396450ca73b35a583b2804c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7785",
    "kind": "arxiv",
    "version": 1
  }
}