Pith Number

pith:IV4PIPV2

pith:2010:IV4PIPV2ROHXB64XXQUFB4HCD6

not attested not anchored not stored refs pending

Mapping the ionised gas around the luminous QSO HE 1029-1401: Evidence for minor merger events?

(2) CEFCA, 3), (3) Calar Alto, (4) MPIA, 5) ((1) AIP, (5) University of Kyoto, Almeria, B. Husemann (1), D. Kupko (1), D. Nugroho (4), German, Germany, Heidelberg, Japan), K. Jahnke (4), L. Wisotzki (1), M. Schramm (1, Potsdam, S. F. S\'anchez (2, Spain, Teruel

arxiv:1005.2959 v1 · 2010-05-17 · 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{IV4PIPV2ROHXB64XXQUFB4HCD6}

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	2026-05-18T02:07:18.168427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4578f43eba8b8f70fb97bc2850f0e21fa0503372077e0e22b4866f58af7521bc

Aliases

arxiv: 1005.2959 · arxiv_version: 1005.2959v1 · doi: 10.48550/arxiv.1005.2959 · pith_short_12: IV4PIPV2ROHX · pith_short_16: IV4PIPV2ROHXB64X · pith_short_8: IV4PIPV2

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/IV4PIPV2ROHXB64XXQUFB4HCD6 \
  | 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: 4578f43eba8b8f70fb97bc2850f0e21fa0503372077e0e22b4866f58af7521bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0180d6e6fbe4466d7c3dfb0753ffe7a4fdfc1511271b0959cdb1536eb8e63dd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-17T15:55:19Z",
    "title_canon_sha256": "1eb2aea408a5b9ae447752b919f71f699cca6e9d30d98aa4fa040374e9f3cd07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2959",
    "kind": "arxiv",
    "version": 1
  }
}