Pith Number

pith:NF6QWMMB

pith:2013:NF6QWMMBYNJMZSEOI22LX2OXPJ

not attested not anchored not stored refs pending

Red supergiant star studies with CO5BOLD and Optim3D

A. Chiavassa, B. Plez

arxiv:1305.6444 v2 · 2013-05-28 · 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{NF6QWMMBYNJMZSEOI22LX2OXPJ}

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	2026-05-18T03:22:18.225240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697d0b3181c352ccc88e46b4bbe9d77a737436181f443666825b24f5656e87b1

Aliases

arxiv: 1305.6444 · arxiv_version: 1305.6444v2 · doi: 10.48550/arxiv.1305.6444 · pith_short_12: NF6QWMMBYNJM · pith_short_16: NF6QWMMBYNJMZSEO · pith_short_8: NF6QWMMB

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/NF6QWMMBYNJMZSEOI22LX2OXPJ \
  | 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: 697d0b3181c352ccc88e46b4bbe9d77a737436181f443666825b24f5656e87b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d40a0108f001913855a4926e1a2796e77efb9a4455370202e5d29afb88317b06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-28T11:07:18Z",
    "title_canon_sha256": "0ea124422a8c7285ae92f6e25424ad988eae8631b07eb14e41ce9c96d548d3eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6444",
    "kind": "arxiv",
    "version": 2
  }
}