Pith Number

pith:O7FZVYS2

pith:2014:O7FZVYS2NEFOU7TWYURN4LASOV

not attested not anchored not stored refs pending

Dark Matter Annihilation in the First Galaxy Halos

Cassandra A. Avram, Elisabetta Barberio, J. Stuart B. Wyithe, Katherine J. Mack, Sarah Schon

arxiv:1411.3783 v2 · 2014-11-14 · astro-ph.CO

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

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.

Cited by

1 paper in Pith

Direct Collapse Black Hole Candidates from Decaying Dark Matter

Receipt and verification

First computed	2026-05-18T02:12:11.121823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77cb9ae25a690aea7e76c522de2c12755e0db9d510eb4380792f9edf090556ea

Aliases

arxiv: 1411.3783 · arxiv_version: 1411.3783v2 · doi: 10.48550/arxiv.1411.3783 · pith_short_12: O7FZVYS2NEFO · pith_short_16: O7FZVYS2NEFOU7TW · pith_short_8: O7FZVYS2

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/O7FZVYS2NEFOU7TWYURN4LASOV \
  | 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: 77cb9ae25a690aea7e76c522de2c12755e0db9d510eb4380792f9edf090556ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffda08ffd4ad7aeacbf91aac9889a6f7d89545a5fefffe4a6e191d04c81a26e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-11-14T03:40:42Z",
    "title_canon_sha256": "020d5fe41c18aac6b59356ad74ee40ab1467d459c44668d69b8361b01f31ea9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3783",
    "kind": "arxiv",
    "version": 2
  }
}