Pith Number

pith:2C7W7JEY

pith:2018:2C7W7JEYRACLEE3M6SX3PUXOEV

not attested not anchored not stored refs pending

Formation and evolution of hybrid He-CO white dwarfs and their properties

Hagai B. Perets, Silvia Toonen, Yossef Zenati

arxiv:1803.04444 v2 · 2018-03-12 · astro-ph.SR

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	2026-05-18T00:03:06.571014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0bf6fa4988804b2136cf4afb7d2ee257b621a10a247b977cd68a7722716d1de

Aliases

arxiv: 1803.04444 · arxiv_version: 1803.04444v2 · doi: 10.48550/arxiv.1803.04444 · pith_short_12: 2C7W7JEYRACL · pith_short_16: 2C7W7JEYRACLEE3M · pith_short_8: 2C7W7JEY

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/2C7W7JEYRACLEE3M6SX3PUXOEV \
  | 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: d0bf6fa4988804b2136cf4afb7d2ee257b621a10a247b977cd68a7722716d1de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "573a63de07ebc447e31296cd02f2c058853b3ee384e624e88b88231e9187d573",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-12T18:28:39Z",
    "title_canon_sha256": "cdc005332aeb0ce5c6cb29d1b31659b1df3faa4d63258a2c91498099775ada6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04444",
    "kind": "arxiv",
    "version": 2
  }
}