Pith Number

pith:R4GW5YGK

pith:2003:R4GW5YGKFOILXH6ZFQDNKWOZGQ

not attested not anchored not stored refs pending

X-Ray Sources Overdensity Around the 3C 295 Galaxy Cluster

E. Falco, F. Fiore, M. Cappi, M. Elvis, P. Mazzotta, S. Mathur, V. D'Elia

arxiv:astro-ph/0310744 v1 · 2003-10-27 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4GW5YGKFOILXH6ZFQDNKWOZGQ}

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	2026-07-04T16:37:37.157405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0d6ee0ca2b90bb9fd92c06d559d9342ca017b33d1ad27a886a160784407ab6

Aliases

arxiv: astro-ph/0310744 · arxiv_version: astro-ph/0310744v1 · doi: 10.48550/arxiv.astro-ph/0310744 · pith_short_12: R4GW5YGKFOIL · pith_short_16: R4GW5YGKFOILXH6Z · pith_short_8: R4GW5YGK

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/R4GW5YGKFOILXH6ZFQDNKWOZGQ \
  | 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: 8f0d6ee0ca2b90bb9fd92c06d559d9342ca017b33d1ad27a886a160784407ab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e7de48d6d4301e608e5519e36a001ce4e1af576c0db53cd71ee0355ec7c3270",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-27T10:48:24Z",
    "title_canon_sha256": "c72378b5dbfe2887b9893c08b1164db89f0e25ebb28b204cc0d8247a378029d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310744",
    "kind": "arxiv",
    "version": 1
  }
}