Pith Number

pith:TU2RPMMD

pith:2011:TU2RPMMDSQ6RORRKWJSNBXRSZE

not attested not anchored not stored refs pending

The SEDs of Interacting Galaxies

Andreas Zezas, Christopher C. Hayward, Christopher Klein, Elisabete da Cunha, Giovanni Fazio, Howard A. Smith, Lars Hernquist, Lauranne Lanz, Matthew L. N. Ashby, Nicola Brassington, Patrik Jonsson

arxiv:1111.4462 v1 · 2011-11-18 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TU2RPMMDSQ6RORRKWJSNBXRSZE}

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	2026-05-18T01:59:29.099461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d3517b183943d17462ab264d0de32c920f678fd44b44c4d4b4004ca5e1842cd

Aliases

arxiv: 1111.4462 · arxiv_version: 1111.4462v1 · doi: 10.48550/arxiv.1111.4462 · pith_short_12: TU2RPMMDSQ6R · pith_short_16: TU2RPMMDSQ6RORRK · pith_short_8: TU2RPMMD

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/TU2RPMMDSQ6RORRKWJSNBXRSZE \
  | 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: 9d3517b183943d17462ab264d0de32c920f678fd44b44c4d4b4004ca5e1842cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "947fbcf66f72e1b3cdfd04c8506e0075be101c9dbb09ba2b7bd2ce473f741edd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-11-18T19:38:32Z",
    "title_canon_sha256": "34ffb76171984b2abf8acdc904e320a1a0ba73c19da3837edecd97e39b49e71f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4462",
    "kind": "arxiv",
    "version": 1
  }
}