Pith Number

pith:XBM3HNYU

pith:2012:XBM3HNYUWMQOLCTOWPTRV4CDYK

not attested not anchored not stored refs pending

Dark Matter Search Using XMM-Newton Observations of Willman 1

Alexander Kusenko, Michael Loewenstein

arxiv:1203.5229 v1 · 2012-03-23 · astro-ph.CO · astro-ph.HE · hep-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{XBM3HNYUWMQOLCTOWPTRV4CDYK}

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	2026-05-18T01:58:04.057972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b859b3b714b320e58a6eb3e71af043c2aa0df4fa31648819051047c5d0f71c2d

Aliases

arxiv: 1203.5229 · arxiv_version: 1203.5229v1 · doi: 10.48550/arxiv.1203.5229 · pith_short_12: XBM3HNYUWMQO · pith_short_16: XBM3HNYUWMQOLCTO · pith_short_8: XBM3HNYU

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/XBM3HNYUWMQOLCTOWPTRV4CDYK \
  | 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: b859b3b714b320e58a6eb3e71af043c2aa0df4fa31648819051047c5d0f71c2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca90a208c7acd95842d02e7a87558ee1b2a2f417dd78390cfbed0004ea8ffda9",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-03-23T13:07:06Z",
    "title_canon_sha256": "d490349e226c00e1c037ee62938a82498ac62f2cb076320301aee5c308ab87d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5229",
    "kind": "arxiv",
    "version": 1
  }
}