Pith Number

pith:HEVH7J3W

pith:2011:HEVH7J3W3E5JEQJWRNZ6ODLZE3

not attested not anchored not stored refs pending

A wide Chandra view of the core of the Perseus cluster

A.C. Fabian, A.J. Young, C.S. Crawford, C.S. Reynolds, E. Churazov, G.B. Taylor, H.R. Russell, J. GaBany, J. Hlavacek-Larrondo, J.S. Sanders, P. Salome, R.E.A. Canning, R.M. Johnstone, S.W. Allen, W. Forman

arxiv:1105.5025 v1 · 2011-05-25 · 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{HEVH7J3W3E5JEQJWRNZ6ODLZE3}

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	2026-05-18T02:01:50.942463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392a7fa776d93a9241368b73e70d7926cff858e10699c92dfe241a0fedcbdf9a

Aliases

arxiv: 1105.5025 · arxiv_version: 1105.5025v1 · doi: 10.48550/arxiv.1105.5025 · pith_short_12: HEVH7J3W3E5J · pith_short_16: HEVH7J3W3E5JEQJW · pith_short_8: HEVH7J3W

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/HEVH7J3W3E5JEQJWRNZ6ODLZE3 \
  | 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: 392a7fa776d93a9241368b73e70d7926cff858e10699c92dfe241a0fedcbdf9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1def4b81f06004c2621407d2dfac80095821c46e29ed1129d0f56d3b63de20e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-25T13:44:46Z",
    "title_canon_sha256": "7343564405b602988fa3c7047b67be5afb728fec5f564831c0ba273c70476ad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5025",
    "kind": "arxiv",
    "version": 1
  }
}