Pith Number

pith:HQPSRYJC

pith:2004:HQPSRYJCIHNMHPXS7O3WODLUN2

not attested not anchored not stored refs pending

A multi-wavelength study of the proto-cluster surrounding the z=4.1 radio galaxy TN J1338-1942

Alain Omont (IAP), Bram Venemans (Leiden), Carlos De Breuck (ESO, Chris Carilli (NRAO), Frank Bertoldi (MPIfR), George Miley (Leiden), Huub Rottgering (Leiden), IAP), Michiel Reuland (Leiden), Rob Ivison (Edinburgh), Roderik Overzier (Leiden), Wil van Breugel (IGPP/LLNL)

arxiv:astro-ph/0405339 v1 · 2004-05-18 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQPSRYJCIHNMHPXS7O3WODLUN2}

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	2026-07-04T14:13:29.021806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c1f28e12241dac3bef2fbb7670d746eb6a68a2b803eb0009a9f54cf8fecdff3

Aliases

arxiv: astro-ph/0405339 · arxiv_version: astro-ph/0405339v1 · doi: 10.48550/arxiv.astro-ph/0405339 · pith_short_12: HQPSRYJCIHNM · pith_short_16: HQPSRYJCIHNMHPXS · pith_short_8: HQPSRYJC

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/HQPSRYJCIHNMHPXS7O3WODLUN2 \
  | 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: 3c1f28e12241dac3bef2fbb7670d746eb6a68a2b803eb0009a9f54cf8fecdff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33f069660382f0c4b4da3773e88fe1642b978ce1a68fe9bb23e87188d2c15a1d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-18T08:35:50Z",
    "title_canon_sha256": "db21d51860afc5dc91291e5d274f7ca2e27de2b96455eba93b7f1bef8d4c7bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405339",
    "kind": "arxiv",
    "version": 1
  }
}