Pith Number

pith:52X2HKPC

pith:2015:52X2HKPCVPSI6K3TSZJXIQAJGC

not attested not anchored not stored refs pending

On the interpretation of dark matter self-interactions in Abell 3827

Felix Kahlhoefer, Janis Kummer, Kai Schmidt-Hoberg, Subir Sarkar

arxiv:1504.06576 v2 · 2015-04-24 · astro-ph.CO · 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{52X2HKPCVPSI6K3TSZJXIQAJGC}

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	2026-05-18T01:35:30.309424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeafa3a9e2abe48f2b73965374400930a58c7bdae0f196882c3678d3b34cb531

Aliases

arxiv: 1504.06576 · arxiv_version: 1504.06576v2 · doi: 10.48550/arxiv.1504.06576 · pith_short_12: 52X2HKPCVPSI · pith_short_16: 52X2HKPCVPSI6K3T · pith_short_8: 52X2HKPC

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/52X2HKPCVPSI6K3TSZJXIQAJGC \
  | 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: eeafa3a9e2abe48f2b73965374400930a58c7bdae0f196882c3678d3b34cb531

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f1409e20de0cc4645980f850bff43808f8eda723b074825d39a87a9e7cc1416",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-04-24T17:28:57Z",
    "title_canon_sha256": "b474d8f4c0b69e61cbf854a5486c03f4089035df6ad8368c7e938f0afd4ce76c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06576",
    "kind": "arxiv",
    "version": 2
  }
}