Pith Number

pith:H7WO6ZMD

pith:2010:H7WO6ZMDQ7I6ND7MUKWJZVGJJ3

not attested not anchored not stored refs pending

Herschel/PACS far-infrared photometry of two z>4 quasars

C. Jean, C. Leipski, D. Hutsemekers, D. Lemke, F. Bertoldi, F. Walter, G. De Rosa, H. Dannerbauer, H.-W. Rix, K. Meisenheimer, M.-A. Besel, M. Haas, M. Nielbock, M. Stickel, O. Krause, U. Klaas, X. Fan

arxiv:1005.5016 v1 · 2010-05-27 · 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{H7WO6ZMDQ7I6ND7MUKWJZVGJJ3}

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	2026-05-18T02:07:07.373521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fecef658387d1e68feca2ac9cd4c94ec25dcc92e3036fd8f84383d6522e5682

Aliases

arxiv: 1005.5016 · arxiv_version: 1005.5016v1 · doi: 10.48550/arxiv.1005.5016 · pith_short_12: H7WO6ZMDQ7I6 · pith_short_16: H7WO6ZMDQ7I6ND7M · pith_short_8: H7WO6ZMD

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/H7WO6ZMDQ7I6ND7MUKWJZVGJJ3 \
  | 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: 3fecef658387d1e68feca2ac9cd4c94ec25dcc92e3036fd8f84383d6522e5682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5d40959d1e0690bc3190b009287561b95c391d89c3cb92a612d5e4e272c8b4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-27T09:59:03Z",
    "title_canon_sha256": "8df4c3f58bc50f4995fc6f8246b5963d96817a3998fc851c18bcdb6124708432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5016",
    "kind": "arxiv",
    "version": 1
  }
}