Pith Number

pith:VQ7DMZI7

pith:2015:VQ7DMZI7W67FSMBWWZTVGYFHV6

not attested not anchored not stored refs pending

Heating of Baryons due to Scattering with Dark Matter During the Dark Ages

Ely D. Kovetz, Julian B. Mu\~noz, Yacine Ali-Ha\"imoud

arxiv:1509.00029 v2 · 2015-08-31 · 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.

Receipt and verification

First computed	2026-05-18T01:28:03.281247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac3e36651fb7be593036b6675360a7af9f2daae9d3117da9fc591ab66e932329

Aliases

arxiv: 1509.00029 · arxiv_version: 1509.00029v2 · doi: 10.48550/arxiv.1509.00029 · pith_short_12: VQ7DMZI7W67F · pith_short_16: VQ7DMZI7W67FSMBW · pith_short_8: VQ7DMZI7

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/VQ7DMZI7W67FSMBWWZTVGYFHV6 \
  | 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: ac3e36651fb7be593036b6675360a7af9f2daae9d3117da9fc591ab66e932329

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929b00cd8923dab02a02dfe63ff150832b3420fe15984b97c4610f9b8bf39508",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-08-31T20:19:09Z",
    "title_canon_sha256": "0f716ee5456f6d7480e4329a220f7df33d31eb676aa374ef75abe96bab39f554"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00029",
    "kind": "arxiv",
    "version": 2
  }
}