Pith Number

pith:NLVDYWXZ

pith:2011:NLVDYWXZFVFK3WRQDXBVBFBHZH

not attested not anchored not stored refs pending

The Formation of Galaxies Hosting z~6 Quasars

Colin DeGraf, Nishikanta Khandai, Rupert A. C. Croft, Tiziana Di Matteo, Yu Feng

arxiv:1111.0692 v1 · 2011-11-02 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NLVDYWXZFVFK3WRQDXBVBFBHZH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:59:48.040711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6aea3c5af92d4aadda301dc3509427c9faa16a3575749c933e759946ec11083b

Aliases

arxiv: 1111.0692 · arxiv_version: 1111.0692v1 · doi: 10.48550/arxiv.1111.0692 · pith_short_12: NLVDYWXZFVFK · pith_short_16: NLVDYWXZFVFK3WRQ · pith_short_8: NLVDYWXZ

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/NLVDYWXZFVFK3WRQDXBVBFBHZH \
  | 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: 6aea3c5af92d4aadda301dc3509427c9faa16a3575749c933e759946ec11083b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3119d4294de90cf644fb069566c28281273894c8667e941f8ba9b5c878350159",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-02T23:43:36Z",
    "title_canon_sha256": "c567adfd0b91f5d9ad5e1c38483581d34577ef4fd4e1b8b7e9a7a0134ec19502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0692",
    "kind": "arxiv",
    "version": 1
  }
}