Pith Number

pith:HCZ6BJIU

pith:2012:HCZ6BJIUSGIH4ZKPZMNIVJCXDG

not attested not anchored not stored refs pending

Hyper-luminous Reddened Broad-Line Quasars at z~2 from the VISTA Hemisphere Survey and WISE All Sky Survey

Eduardo Gonzalez-Solares, Manda Banerji, Paul C. Hewett, Richard G. McMahon, Sergey E. Koposov

arxiv:1210.6668 v2 · 2012-10-24 · 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{HCZ6BJIUSGIH4ZKPZMNIVJCXDG}

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	2026-05-18T01:53:38.090708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38b3e0a51491907e654fcb1a8aa45719aaec0d180949f537630b7c48992a448c

Aliases

arxiv: 1210.6668 · arxiv_version: 1210.6668v2 · doi: 10.48550/arxiv.1210.6668 · pith_short_12: HCZ6BJIUSGIH · pith_short_16: HCZ6BJIUSGIH4ZKP · pith_short_8: HCZ6BJIU

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/HCZ6BJIUSGIH4ZKPZMNIVJCXDG \
  | 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: 38b3e0a51491907e654fcb1a8aa45719aaec0d180949f537630b7c48992a448c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1289057e7ff623b8fdcc7046d2c7695c5b3c4f0744df9d940dd4174689fef5ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-24T20:04:19Z",
    "title_canon_sha256": "1f00d1100987a1abc17eda94cb1873151f804b839f6b93c452fe8dd0eb6d1063"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6668",
    "kind": "arxiv",
    "version": 2
  }
}