Pith Number

pith:B6BGPSAH

pith:2009:B6BGPSAHSQ6EIDA5WIJTWSYLMS

not attested not anchored not stored refs pending

Detecting the orientation of magnetic fields in galaxy clusters

1), ((1) CITA, (2) SciNet), Christoph Pfrommer (1), L. Jonathan Dursi (2

arxiv:0911.2476 v2 · 2009-11-13 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6BGPSAHSQ6EIDA5WIJTWSYLMS}

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	2026-05-18T02:10:48.148749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8267c807943c440c1db2133b4b0b649ecc9f76d6e883d14205ae1948d5ea23

Aliases

arxiv: 0911.2476 · arxiv_version: 0911.2476v2 · doi: 10.48550/arxiv.0911.2476 · pith_short_12: B6BGPSAHSQ6E · pith_short_16: B6BGPSAHSQ6EIDA5 · pith_short_8: B6BGPSAH

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/B6BGPSAHSQ6EIDA5WIJTWSYLMS \
  | 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: 0f8267c807943c440c1db2133b4b0b649ecc9f76d6e883d14205ae1948d5ea23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6fec31dacbb5eecacfd7f1f81e6a8ca092632033ca9b6194478b6d7a23e4f5a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-13T13:49:22Z",
    "title_canon_sha256": "28eb0b859b77a16d28ae8c45ef2e6d6e3fc58bfb8fe47a89f2cfeea1c3da4070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2476",
    "kind": "arxiv",
    "version": 2
  }
}