Pith Number

pith:5JIWTE4T

pith:2009:5JIWTE4TNQN4YZUMCBORNGIT45

not attested not anchored not stored refs pending

Fundamental parameters of B Supergiants from the BCD System

A. F. Torres, C. Martayan, J. Zorec, L. Cidale, M. F. Muratore, M. L. Arias, Y. Fremat

arxiv:0903.5134 v1 · 2009-03-30 · 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{5JIWTE4TNQN4YZUMCBORNGIT45}

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	2026-05-18T01:18:48.215600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea516993936c1bcc668c105d169913e77a149a41da04dce871e8c822941ee1f7

Aliases

arxiv: 0903.5134 · arxiv_version: 0903.5134v1 · doi: 10.48550/arxiv.0903.5134 · pith_short_12: 5JIWTE4TNQN4 · pith_short_16: 5JIWTE4TNQN4YZUM · pith_short_8: 5JIWTE4T

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/5JIWTE4TNQN4YZUMCBORNGIT45 \
  | 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: ea516993936c1bcc668c105d169913e77a149a41da04dce871e8c822941ee1f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef1e3143daee0cd344929ac199870fab6dc0e48167606ab9336d73e1b4fa48c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-30T06:59:13Z",
    "title_canon_sha256": "5795f572c52e65d4f20cab925f0ef635735271426c92f77f3cffcff7dee0836c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5134",
    "kind": "arxiv",
    "version": 1
  }
}