Pith Number

pith:IQK6OGMB

pith:2012:IQK6OGMBJXIMAMDBGLD7G7NIJ7

not attested not anchored not stored refs pending

Loops formed by tidal tails as fossil records of a major merger

2), Chinese Academy of Sciences (NAOC) (3) LAM Observatoire Astronomique de Marseille), E. Athanassoula (3), F. Hammer (1), H. Flores (1) ((1) Laboratoire GEPI, J. Wang (1, M. Puech (1), Observatoire de Paris (2) National Astronomical Observatories, Y. Yang (1

arxiv:1202.4454 v1 · 2012-02-20 · 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{IQK6OGMBJXIMAMDBGLD7G7NIJ7}

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	2026-05-18T04:01:50.579434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4415e719814dd0c0306132c7f37da84ff85a62c6625bf6639475c507036b0534

Aliases

arxiv: 1202.4454 · arxiv_version: 1202.4454v1 · doi: 10.48550/arxiv.1202.4454 · pith_short_12: IQK6OGMBJXIM · pith_short_16: IQK6OGMBJXIMAMDB · pith_short_8: IQK6OGMB

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/IQK6OGMBJXIMAMDBGLD7G7NIJ7 \
  | 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: 4415e719814dd0c0306132c7f37da84ff85a62c6625bf6639475c507036b0534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6795df6f6c9f0eaa6d47b4effe7d45a8dce6c66304ff8d4b9c598ef6a68f6e38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-20T21:00:02Z",
    "title_canon_sha256": "314f33dbceb6316117015d120d6fe1f7e1a8dc41779b4152e7e6d2fd7ecd6754"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4454",
    "kind": "arxiv",
    "version": 1
  }
}