Pith Number

pith:2VR2GDXR

pith:2010:2VR2GDXRCXZVVUTUYOSVRPVE6R

not attested not anchored not stored refs pending

tau Sco: The discovery of the clones

D. L. Massa, G. A. Wade, R. Ignace, the MiMeS Collaboration, V. Petit, W. L. F. Marcolino

arxiv:1010.2245 v1 · 2010-10-11 · 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{2VR2GDXRCXZVVUTUYOSVRPVE6R}

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	2026-05-18T04:39:28.406950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d563a30ef115f35ad274c3a558bea4f467a239b0e6d708ae37b46d4e473660d2

Aliases

arxiv: 1010.2245 · arxiv_version: 1010.2245v1 · doi: 10.48550/arxiv.1010.2245 · pith_short_12: 2VR2GDXRCXZV · pith_short_16: 2VR2GDXRCXZVVUTU · pith_short_8: 2VR2GDXR

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/2VR2GDXRCXZVVUTUYOSVRPVE6R \
  | 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: d563a30ef115f35ad274c3a558bea4f467a239b0e6d708ae37b46d4e473660d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1783cc2e66bcdd28421c34fe551a9491bfff64efed1609d4b81f2c30243af601",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-11T21:33:42Z",
    "title_canon_sha256": "30d0a91827118013167ba4dd491fac201318a2cb34287dfbb3c6cc57085dfc35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2245",
    "kind": "arxiv",
    "version": 1
  }
}