Pith Number

pith:GBO4X2BZ

pith:2015:GBO4X2BZH7CDJIZGW6VG5G7ZX7

not attested not anchored not stored refs pending

Multi-wavelength Light Curve Model of the One-year Recurrence Period Nova M31N 2008-12a

Hideyuki Saio (Tohoku Univ.), Izumi Hachisu (Univ. of Tokyo), Mariko Kato (Keio Univ.)

arxiv:1506.05364 v1 · 2015-06-17 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBO4X2BZH7CDJIZGW6VG5G7ZX7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-05-18T01:35:46.813898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

305dcbe8393fc434a326b7aa6e9bf9bfd2db6da47deb47e9bc1cc9583002cc82

Aliases

arxiv: 1506.05364 · arxiv_version: 1506.05364v1 · doi: 10.48550/arxiv.1506.05364 · pith_short_12: GBO4X2BZH7CD · pith_short_16: GBO4X2BZH7CDJIZG · pith_short_8: GBO4X2BZ

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/GBO4X2BZH7CDJIZGW6VG5G7ZX7 \
  | 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: 305dcbe8393fc434a326b7aa6e9bf9bfd2db6da47deb47e9bc1cc9583002cc82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f132f3c758069959245abc5d17931da5e9071c398ee176370e9a60079fdce700",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-06-17T15:24:34Z",
    "title_canon_sha256": "d42acf3bbcb0c8584a95c4585db4c9ff2c334dc9f22abaebe0b319ba00b4b349"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05364",
    "kind": "arxiv",
    "version": 1
  }
}