Pith Number

pith:AMM5KC4X

pith:1999:AMM5KC4XJWSM5LI3QBXWYGOE6F

not attested not anchored not stored refs pending

VLT Spectroscopy of the z=4.11 Radio Galaxy TN J1338-1942

Carlos De Breuck (Leiden & IGPP/LLNL), C. Carilli (NRAO), Dante Minniti (PUC), George Miley (Leiden), Huub Rottgering (Leiden), S. A. Stanford (UCD & IGPP/LLNL), Wil van Breugel (IGPP/LLNL)

arxiv:astro-ph/9909178 v1 · 1999-09-10 · 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{AMM5KC4XJWSM5LI3QBXWYGOE6F}

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.

Cited by

1 paper in Pith

Monster radio jet (>66 kpc) observed in quasar at z$\sim$5

Receipt and verification

First computed	2026-07-04T14:17:06.496450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0319d50b974da4cead1b806f6c19c4f16c94e16cfd62ccf610c22309bde48b67

Aliases

arxiv: astro-ph/9909178 · arxiv_version: astro-ph/9909178v1 · doi: 10.48550/arxiv.astro-ph/9909178 · pith_short_12: AMM5KC4XJWSM · pith_short_16: AMM5KC4XJWSM5LI3 · pith_short_8: AMM5KC4X

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/AMM5KC4XJWSM5LI3QBXWYGOE6F \
  | 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: 0319d50b974da4cead1b806f6c19c4f16c94e16cfd62ccf610c22309bde48b67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c86f3e431be0ca39937c68ebe02884e7a2f7a982f8af12c1746038da4b973651",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-09-10T10:49:55Z",
    "title_canon_sha256": "86a7ea2ac1cb5a51994cafcda682f6647024dac783d57af54222f765889acdec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9909178",
    "kind": "arxiv",
    "version": 1
  }
}