Pith Number

pith:N73K3ELM

pith:2012:N73K3ELMZOM5THK6PHKBXV267I

not attested not anchored not stored refs pending

Ram pressure and dusty red galaxies - key factors in the evolution of the multiple cluster system Abell 901/902

(2) Oxford UK, (3) Nottingham UK, (4) Vienna Austria, (5) Waterloo Canada), Alfonso Arag\'on-Salamanca (3), Asmus B\"ohm (1), Benjamin B\"osch (1), Bodo L. Ziegler (4), Christian Wolf (2), Marco Barden (1), Meghan E. Gray (3), Michael Balogh (5) ((1) Innsbruck Austria, Sabine Schindler (1)

arxiv:1211.4750 v2 · 2012-11-20 · 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{N73K3ELMZOM5THK6PHKBXV267I}

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	2026-05-18T03:34:25.109388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff6ad916ccb99d99d5e79d41bd75efa3fb34e55bce8e4247d72cac6e59b7397

Aliases

arxiv: 1211.4750 · arxiv_version: 1211.4750v2 · doi: 10.48550/arxiv.1211.4750 · pith_short_12: N73K3ELMZOM5 · pith_short_16: N73K3ELMZOM5THK6 · pith_short_8: N73K3ELM

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/N73K3ELMZOM5THK6PHKBXV267I \
  | 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: 6ff6ad916ccb99d99d5e79d41bd75efa3fb34e55bce8e4247d72cac6e59b7397

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d559df750f42f041553d974e7efaca4ba5d53070be9fa9d51a9ba38f0bd50624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-20T14:11:55Z",
    "title_canon_sha256": "3a3fb3f80d68ab355434c568edded043ff8f74e3a5f8240e250cf5ff978de16e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4750",
    "kind": "arxiv",
    "version": 2
  }
}