Pith Number

pith:VMCT6AZF

pith:2012:VMCT6AZF47R7H5BTYUSBA3DBIM

not attested not anchored not stored refs pending

Shocking Tails in the Major Merger Abell 2744

((1) Australian Astronomical Observatory, 2), (2) Swinburne University, (3) CfA), Matt S. Owers (1, Paul E.J. Nulsen (3), Scott W. Randall (3), Warrick J. Couch (2)

arxiv:1204.1052 v1 · 2012-04-04 · 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{VMCT6AZF47R7H5BTYUSBA3DBIM}

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	2026-05-18T01:57:56.929042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab053f0325e7e3f3f433c524106c614306bf1285dcfaef927dc3f10bf640199f

Aliases

arxiv: 1204.1052 · arxiv_version: 1204.1052v1 · doi: 10.48550/arxiv.1204.1052 · pith_short_12: VMCT6AZF47R7 · pith_short_16: VMCT6AZF47R7H5BT · pith_short_8: VMCT6AZF

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/VMCT6AZF47R7H5BTYUSBA3DBIM \
  | 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: ab053f0325e7e3f3f433c524106c614306bf1285dcfaef927dc3f10bf640199f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bf39634948142eb1ab9986ed85c8af74643fcaed3b353624504191c22f5d12b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-04T20:00:00Z",
    "title_canon_sha256": "07afb178ea074d3b71ffdbb8de5312a2be85f90a75dede9f66f03e9f6425448e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1052",
    "kind": "arxiv",
    "version": 1
  }
}