Pith Number

pith:A35WF4ML

pith:2013:A35WF4MLJCKG6FB26ZNUDCNW43

not attested not anchored not stored refs pending

A uniform metal distribution in the intergalactic medium of the Perseus cluster of galaxies

Aurora Simionescu, Norbert Werner, Ondrej Urban, Steven W. Allen

arxiv:1310.7948 v1 · 2013-10-29 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A35WF4MLJCKG6FB26ZNUDCNW43}

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	2026-05-18T01:46:47.635368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06fb62f18b48946f143af65b4189b6e6d134a1fb4c76f669f48b3ca2b6f6297f

Aliases

arxiv: 1310.7948 · arxiv_version: 1310.7948v1 · doi: 10.48550/arxiv.1310.7948 · pith_short_12: A35WF4MLJCKG · pith_short_16: A35WF4MLJCKG6FB2 · pith_short_8: A35WF4ML

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/A35WF4MLJCKG6FB26ZNUDCNW43 \
  | 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: 06fb62f18b48946f143af65b4189b6e6d134a1fb4c76f669f48b3ca2b6f6297f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e6ff122511a48dbc87374e0afb02df70de89319bdbc0f18ea571194a1c74276",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-29T20:01:50Z",
    "title_canon_sha256": "e5c17b6319669559664a34ec7fa63290e97d854bc6f0d03380bf09f118fe8fce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7948",
    "kind": "arxiv",
    "version": 1
  }
}