Pith Number

pith:YTHUIUF4

pith:2011:YTHUIUF4ZTOG7BQAH2SJNJKJ6H

not attested not anchored not stored refs pending

Colder and Hotter: Interferometric imaging of {\beta} Cassiopeiae and {\alpha} Leonis

A. Merand, E. Pedretti, H. McAlister, J. D. Monnier, J. Sturmann, L. Sturmann, M. Zhao, N. Thureau, N. Turner, S.T. Ridgway, T. ten Brummelaar, X. Che

arxiv:1105.0740 v1 · 2011-05-04 · 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{YTHUIUF4ZTOG7BQAH2SJNJKJ6H}

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	2026-05-18T02:02:09.136974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4cf4450bcccdc6f86003ea496a549f1f047028e0dc652e1e2eb44f3d6960d37

Aliases

arxiv: 1105.0740 · arxiv_version: 1105.0740v1 · doi: 10.48550/arxiv.1105.0740 · pith_short_12: YTHUIUF4ZTOG · pith_short_16: YTHUIUF4ZTOG7BQA · pith_short_8: YTHUIUF4

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/YTHUIUF4ZTOG7BQAH2SJNJKJ6H \
  | 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: c4cf4450bcccdc6f86003ea496a549f1f047028e0dc652e1e2eb44f3d6960d37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84ba0fc1deec0ffc3116e5666732780c2de611822a88faecab48be2da6f62499",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-04T06:21:20Z",
    "title_canon_sha256": "2af8c8c9ce0186a28012d2af43fe1e7bd024fb3d26bf9c7a8ee3122bf86b456c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0740",
    "kind": "arxiv",
    "version": 1
  }
}