Pith Number

pith:HB7UWC4E

pith:2013:HB7UWC4EZI2NEKFAVGENI25GEN

not attested not anchored not stored refs pending

The Highest Redshift Quasar at $z=7.085$: A Radio Quiet Source

B. Venemans, C. L. Carilli, E. Momjian, F. Walter

arxiv:1310.7960 v1 · 2013-10-29 · 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{HB7UWC4EZI2NEKFAVGENI25GEN}

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	2026-05-18T01:46:47.607667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

387f4b0b84ca34d228a0a988d46ba6235a3d7089b40b2c356c477040845fbde0

Aliases

arxiv: 1310.7960 · arxiv_version: 1310.7960v1 · doi: 10.48550/arxiv.1310.7960 · pith_short_12: HB7UWC4EZI2N · pith_short_16: HB7UWC4EZI2NEKFA · pith_short_8: HB7UWC4E

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/HB7UWC4EZI2NEKFAVGENI25GEN \
  | 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: 387f4b0b84ca34d228a0a988d46ba6235a3d7089b40b2c356c477040845fbde0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc947e2bce997afc74c5e8b96a8c5ee578408502d264ce8ba12ce9447c3504a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-29T20:37:20Z",
    "title_canon_sha256": "e50c3f30cb20d255d3f6e2e1497baefc0fdcc28344f6cecc8db35f613eff4cd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7960",
    "kind": "arxiv",
    "version": 1
  }
}