Pith Number

pith:2OHAYAIN

pith:2019:2OHAYAINDJ3NGU5KDA2KB6ZJX2

not attested not anchored not stored refs pending

A Light Curve Analysis of 32 Recent Galactic Novae --- Distances and White Dwarf Masses

Izumi Hachisu, Mariko Kato

arxiv:1905.10655 v1 · 2019-05-25 · 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	2026-05-17T23:44:10.772425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d38e0c010d1a76d353aa1834a0fb29bea63900c72e418b2a76b099065879783a

Aliases

arxiv: 1905.10655 · arxiv_version: 1905.10655v1 · doi: 10.48550/arxiv.1905.10655 · pith_short_12: 2OHAYAINDJ3N · pith_short_16: 2OHAYAINDJ3NGU5K · pith_short_8: 2OHAYAIN

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/2OHAYAINDJ3NGU5KDA2KB6ZJX2 \
  | 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: d38e0c010d1a76d353aa1834a0fb29bea63900c72e418b2a76b099065879783a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c9b12d69e12f63adeafea8f46d9a24d9cfdf554968a6271c1ad1f61ddf46856",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-25T19:00:39Z",
    "title_canon_sha256": "1365f8962a06853c0a732426037d9c7303a8c9342c69aed7c36da7766875b567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10655",
    "kind": "arxiv",
    "version": 1
  }
}