Pith Number

pith:SSZ23C32

pith:2015:SSZ23C32LXFKYJ3JOFPJPKEGRX

not attested not anchored not stored refs pending

Ultraviolet Luminosity Density of the Universe During the Epoch of Reionization

Anton Koekemoer, Asantha Cooray, Dale Kocevski, Henry Ferguson, Joel Primack, Joseph Smidt, Ketron Mitchell-Wynne, Matthew Ashby, Norman Grogin, Steven Finkelstein, Timothy Dolch, Yan Gong

arxiv:1509.02935 v1 · 2015-09-09 · 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{SSZ23C32LXFKYJ3JOFPJPKEGRX}

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	2026-05-18T01:28:46.236934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94b3ad8b7a5dcaac2769715e97a8868dec37f5cc352ce2776cda291c8ea74f4f

Aliases

arxiv: 1509.02935 · arxiv_version: 1509.02935v1 · doi: 10.48550/arxiv.1509.02935 · pith_short_12: SSZ23C32LXFK · pith_short_16: SSZ23C32LXFKYJ3J · pith_short_8: SSZ23C32

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/SSZ23C32LXFKYJ3JOFPJPKEGRX \
  | 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: 94b3ad8b7a5dcaac2769715e97a8868dec37f5cc352ce2776cda291c8ea74f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bd9338f1a4a1887def25d243491f8aa163058cc68bebd11a462a5e39aa14b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-09-09T20:17:22Z",
    "title_canon_sha256": "b1ad1ef4d4327bc932688712b9621d1282423c1db59390f5c4c2b6feb17bf6c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02935",
    "kind": "arxiv",
    "version": 1
  }
}