Pith Number

pith:H4UZIMJC

pith:2004:H4UZIMJC7XDKGA3UALPGLA3ISB

not attested not anchored not stored refs pending

Molecular and ionized gas in the tidal tail in Stephan's Quintet

E. Brinks, J. Braine, P.-A. Duc, S. Leon, U. Lisenfeld, V. Charmandaris

arxiv:astro-ph/0407473 v1 · 2004-07-22 · 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{H4UZIMJC7XDKGA3UALPGLA3ISB}

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	2026-07-04T16:44:22.113459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f29943122fdc6a3037402de6583689047acb57121053612b8754d4f3ae7c2f9

Aliases

arxiv: astro-ph/0407473 · arxiv_version: astro-ph/0407473v1 · doi: 10.48550/arxiv.astro-ph/0407473 · pith_short_12: H4UZIMJC7XDK · pith_short_16: H4UZIMJC7XDKGA3U · pith_short_8: H4UZIMJC

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/H4UZIMJC7XDKGA3UALPGLA3ISB \
  | 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: 3f29943122fdc6a3037402de6583689047acb57121053612b8754d4f3ae7c2f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53416e67c19b3d894ef346704f76f272654be21836c367247c8ee43f0115a898",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-22T10:18:01Z",
    "title_canon_sha256": "7a0a7e9060160a2243b48cd06b2c059268bac16754a0ae6cce79b2daa12a3e1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407473",
    "kind": "arxiv",
    "version": 1
  }
}