Pith Number

pith:WFKXZHCE

pith:2015:WFKXZHCEXHWVU6F5ZZ2B45JCCR

not attested not anchored not stored refs pending

The galaxy cluster outskirts probed by Chandra

Andrea Morandi, Christine Jones, Ming Sun, William Forman

arxiv:1501.04095 v2 · 2015-01-16 · 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{WFKXZHCEXHWVU6F5ZZ2B45JCCR}

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	2026-05-18T02:04:07.207759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1557c9c44b9ed5a78bdce741e752214595ab0261dc7736b2c9e44ee53a81eca

Aliases

arxiv: 1501.04095 · arxiv_version: 1501.04095v2 · doi: 10.48550/arxiv.1501.04095 · pith_short_12: WFKXZHCEXHWV · pith_short_16: WFKXZHCEXHWVU6F5 · pith_short_8: WFKXZHCE

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/WFKXZHCEXHWVU6F5ZZ2B45JCCR \
  | 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: b1557c9c44b9ed5a78bdce741e752214595ab0261dc7736b2c9e44ee53a81eca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f17f1eff3921fe0b20356071d37cf43268235b30433dd0446fdd1f1a363f95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-01-16T20:51:14Z",
    "title_canon_sha256": "b833cde8b05b50c48f255ba465f6912d60d41e77524feb2cb1e4f6d640e2276d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04095",
    "kind": "arxiv",
    "version": 2
  }
}