Pith Number

pith:MPGYHQ6Y

pith:2010:MPGYHQ6Y3W2ZWRSNY4DT5J6G2T

not attested not anchored not stored refs pending

Spectral Energy Distributions of Be and Other Massive Stars

B. Taylor, D. P. Clemens, D. R. Gies, E. D. Grundstrom, G. H. Schaefer, M. V. McSwain, N. D. Richardson, S. J. Williams, T. S. Boyajian, Y. Touhami

arxiv:1003.5876 v1 · 2010-03-30 · 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{MPGYHQ6Y3W2ZWRSNY4DT5J6G2T}

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	2026-05-18T02:08:15.655844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63cd83c3d8ddb59b464dc7073ea7c6d4d3e4b18c038b4bed1fa5f2a6efc15f3e

Aliases

arxiv: 1003.5876 · arxiv_version: 1003.5876v1 · doi: 10.48550/arxiv.1003.5876 · pith_short_12: MPGYHQ6Y3W2Z · pith_short_16: MPGYHQ6Y3W2ZWRSN · pith_short_8: MPGYHQ6Y

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/MPGYHQ6Y3W2ZWRSNY4DT5J6G2T \
  | 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: 63cd83c3d8ddb59b464dc7073ea7c6d4d3e4b18c038b4bed1fa5f2a6efc15f3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd6c25f442b0fc031e9770f0788f0fe7cd1a5f453890a26e8073c4f771ea221d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-30T17:45:53Z",
    "title_canon_sha256": "5d29efc2644b20f74b788d8b061bc74e12a8d4d958d522fe43e55138d591ad90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5876",
    "kind": "arxiv",
    "version": 1
  }
}