Pith Number

pith:SMMELVDT

pith:2010:SMMELVDT5YW5L3B2UYA6ET4RYT

not attested not anchored not stored refs pending

Galactic Cepheids with Spitzer: II. Search for Extended Infrared Emission

D. Huelsman, D.L. Welch, G. Bono, G.G. Fazio, K.Y.L. Su, M. Marengo, N.R. Evans, P. Barmby

arxiv:1011.3386 v1 · 2010-11-15 · 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{SMMELVDT5YW5L3B2UYA6ET4RYT}

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	2026-05-18T04:03:55.955400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931845d473ee2dd5ec3aa601e24f91c4f548c4ed438c82e7920bfee96e720197

Aliases

arxiv: 1011.3386 · arxiv_version: 1011.3386v1 · doi: 10.48550/arxiv.1011.3386 · pith_short_12: SMMELVDT5YW5 · pith_short_16: SMMELVDT5YW5L3B2 · pith_short_8: SMMELVDT

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/SMMELVDT5YW5L3B2UYA6ET4RYT \
  | 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: 931845d473ee2dd5ec3aa601e24f91c4f548c4ed438c82e7920bfee96e720197

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1818559a0cc01a1f921c733d7ab15e40a51f697fc58fee3a4a9047efd5db1db7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-15T13:57:24Z",
    "title_canon_sha256": "c99bad4f3644e94a480efb41886ab23acb57fa3a1e107ed248848a633b2bc24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3386",
    "kind": "arxiv",
    "version": 1
  }
}