Pith Number

pith:2JNFI5T6

pith:2003:2JNFI5T6ZCS2JQXK35HQVMHDXA

not attested not anchored not stored refs pending

Radio Emission Associated with Ultraluminous X-ray Sources in the Galaxy Merger NGC 3256

J.S. Ulvestad, S.D. Campion, S.G. Neff

arxiv:astro-ph/0310499 v1 · 2003-10-17 · 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{2JNFI5T6ZCS2JQXK35HQVMHDXA}

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	2026-07-04T16:37:33.975479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d25a54767ec8a5a4c2eadf4f0ab0e3b8099411fb2ac2a8c3a72451ae1d80b360

Aliases

arxiv: astro-ph/0310499 · arxiv_version: astro-ph/0310499v1 · doi: 10.48550/arxiv.astro-ph/0310499 · pith_short_12: 2JNFI5T6ZCS2 · pith_short_16: 2JNFI5T6ZCS2JQXK · pith_short_8: 2JNFI5T6

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/2JNFI5T6ZCS2JQXK35HQVMHDXA \
  | 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: d25a54767ec8a5a4c2eadf4f0ab0e3b8099411fb2ac2a8c3a72451ae1d80b360

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a69c0ae2abfcb7d2845b6e08e82cd5e16054cafc6ad8fd3c8e340ef90c6e37ee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-17T14:35:21Z",
    "title_canon_sha256": "f71bd3f5c7a873a21cb56138ffccdb4924d1b982194625d38cc801d89aba181d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310499",
    "kind": "arxiv",
    "version": 1
  }
}