Pith Number

pith:LC5HYYGB

pith:2010:LC5HYYGB4OGB7JWUAYVAJKKMC4

not attested not anchored not stored refs pending

Chandra observation of two shock fronts in the merging galaxy cluster Abell 2146

A.C. Edge, A.C. Fabian, B.R. McNamara, C.P. O'Dea, H.R. Russell, J.S. Sanders, M. Donahue, S.A. Baum

arxiv:1004.1559 v1 · 2010-04-09 · 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{LC5HYYGB4OGB7JWUAYVAJKKMC4}

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	2026-05-18T04:42:02.541350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58ba7c60c1e38c1fa6d4062a04a94c172d6131b0b883806773ceb8c72ab40169

Aliases

arxiv: 1004.1559 · arxiv_version: 1004.1559v1 · doi: 10.48550/arxiv.1004.1559 · pith_short_12: LC5HYYGB4OGB · pith_short_16: LC5HYYGB4OGB7JWU · pith_short_8: LC5HYYGB

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/LC5HYYGB4OGB7JWUAYVAJKKMC4 \
  | 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: 58ba7c60c1e38c1fa6d4062a04a94c172d6131b0b883806773ceb8c72ab40169

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69a8b5092b9ac50f7fb2ab18ea1cc60cb49b863036999a1de46ccd1025f3534d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-04-09T14:11:47Z",
    "title_canon_sha256": "359059ed65bbb95b4aea834c30e639869d236c3b2ef306a7b0d7a0b1b5c6cc6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1559",
    "kind": "arxiv",
    "version": 1
  }
}