Pith Number

pith:J5SLPIXY

pith:2012:J5SLPIXYNUPRBCTUATXRUGLBYJ

not attested not anchored not stored refs pending

Supersoft X-rays reveal a classical nova in the M 31 globular cluster Bol 126

A. Riffeser, C. H. Lee, D. Hatzidimitriou, D. H. Hartmann, E. Magnier, F. Haberl, F. Hofmann, F. Kabashima, G. G. Williams, G. Sala, G. Xing, J. Koppenhoefer, K. Chambers, K. Hornoch, K. Itagaki, K. Nishiyama, M. Della Valle, M. Henze, S. Seitz, W. Pietsch

arxiv:1211.4736 v1 · 2012-11-20 · astro-ph.HE

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	2026-05-18T01:53:02.526472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f64b7a2f86d1f108a7404ef1a1961c2773196405ee8e1ebca3f4758a9397780

Aliases

arxiv: 1211.4736 · arxiv_version: 1211.4736v1 · doi: 10.48550/arxiv.1211.4736 · pith_short_12: J5SLPIXYNUPR · pith_short_16: J5SLPIXYNUPRBCTU · pith_short_8: J5SLPIXY

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/J5SLPIXYNUPRBCTUATXRUGLBYJ \
  | 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: 4f64b7a2f86d1f108a7404ef1a1961c2773196405ee8e1ebca3f4758a9397780

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b932ad007fe239552191943ab597b7bc465e2f4e4ae2371245dfb9322a91657e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-11-20T13:26:40Z",
    "title_canon_sha256": "de3d35ecc866a72b9d64ff8f914ca867859dacfb2855f3c57625aa76b430a1c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4736",
    "kind": "arxiv",
    "version": 1
  }
}