Pith Number

pith:HBUG5OD3

pith:2010:HBUG5OD3BDXAPX5JJIDP6Q7HKG

not attested not anchored not stored refs pending

M67-1194, an unusually Sun-like solar twin in M67

Andreas Korn, Anna \"Onehag, Bengt Gustafsson, Don A. VandenBerg, Eric Stempels

arxiv:1009.4579 v1 · 2010-09-23 · 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{HBUG5OD3BDXAPX5JJIDP6Q7HKG}

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	2026-05-18T02:05:18.207343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38686eb87b08ee07dfa94a06ff43e751ae933310a29e4604f997094238589b2f

Aliases

arxiv: 1009.4579 · arxiv_version: 1009.4579v1 · doi: 10.48550/arxiv.1009.4579 · pith_short_12: HBUG5OD3BDXA · pith_short_16: HBUG5OD3BDXAPX5J · pith_short_8: HBUG5OD3

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/HBUG5OD3BDXAPX5JJIDP6Q7HKG \
  | 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: 38686eb87b08ee07dfa94a06ff43e751ae933310a29e4604f997094238589b2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1256abb8682a3390a17b487d7cc1af4027d0d70f0a5938e500b5913d57527569",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-23T11:19:57Z",
    "title_canon_sha256": "265de80771d7d797a93867e651b3003bfeafcf54c31a678586ebb8678898d3f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4579",
    "kind": "arxiv",
    "version": 1
  }
}