Pith Number

pith:YGWL7RTO

pith:2015:YGWL7RTO3KK7GKZCBL6JZOPLTH

not attested not anchored not stored refs pending

Are Ultra-faint Galaxies at z=6-8 Responsible for Cosmic Reionization ? Combined Constraints from the Hubble Frontier Fields Clusters and Parallels

Benjamin Clement, Daniel Schaerer, Eiichi Egami, Eric Jullo, Hakim Atek, Harald Ebeling, Jean-Paul Kneib, Johan Richard, Marceau Limousin, Mathilde Jauzac, Priyamvada Natarajan

arxiv:1509.06764 v2 · 2015-09-22 · 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{YGWL7RTO3KK7GKZCBL6JZOPLTH}

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	2026-05-18T01:30:42.498604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1acbfc66eda95f32b220afc9cb9eb99dcfbbdf993a65822afd5ed8a91cf0210

Aliases

arxiv: 1509.06764 · arxiv_version: 1509.06764v2 · doi: 10.48550/arxiv.1509.06764 · pith_short_12: YGWL7RTO3KK7 · pith_short_16: YGWL7RTO3KK7GKZC · pith_short_8: YGWL7RTO

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/YGWL7RTO3KK7GKZCBL6JZOPLTH \
  | 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: c1acbfc66eda95f32b220afc9cb9eb99dcfbbdf993a65822afd5ed8a91cf0210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b20994694738dc2a4023aeb0fece5e311353ff0689b8c400cfa66d5e291c2f29",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-22T20:25:32Z",
    "title_canon_sha256": "3764d1e36bb6f884f0ce16d2e058e84ab5cc87790165c46715b11695fb2ffb5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06764",
    "kind": "arxiv",
    "version": 2
  }
}