Pith Number

pith:ETXJOC6M

pith:2015:ETXJOC6MKC3YDAWCDGHV2SOTSN

not attested not anchored not stored refs pending

Discovery of A Faint Quasar at z~6 and Implications for Cosmic Reionization

Changsu Choi, Dohyeong Kim, Duho Kim, Hyunsung David Jun, Jae-Woo Kim, Ji Hoon Kim, Jueun Hong, Marios Karouzos, Minhee Hyun, Minjin Kim, Myungshin Im, Seong-Kook Lee, Soojong Pak, Won-Kee Park, Yiseul Jeon, Yongjung Kim, Yongmin Yoon, Yoon Chan Taak

arxiv:1511.01585 v1 · 2015-11-05 · 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{ETXJOC6MKC3YDAWCDGHV2SOTSN}

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	2026-05-18T01:27:21.911160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24ee970bcc50b78182c2198f5d49d393670d56bc7c1b7c55f607e8a48e16879d

Aliases

arxiv: 1511.01585 · arxiv_version: 1511.01585v1 · doi: 10.48550/arxiv.1511.01585 · pith_short_12: ETXJOC6MKC3Y · pith_short_16: ETXJOC6MKC3YDAWC · pith_short_8: ETXJOC6M

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/ETXJOC6MKC3YDAWCDGHV2SOTSN \
  | 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: 24ee970bcc50b78182c2198f5d49d393670d56bc7c1b7c55f607e8a48e16879d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14bc830ea36c8d8b5c3624f6811c61d58ecc56652b23575c362b49a6399d69e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-05T02:53:41Z",
    "title_canon_sha256": "8e61e6f1b223d2af1375d0f16198123ab7f20f883993240cc617282af470ba40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01585",
    "kind": "arxiv",
    "version": 1
  }
}