Pith Number

pith:6IF3KRCP

pith:2011:6IF3KRCPXR53X2OJPCANVG6SGW

not attested not anchored not stored refs pending

A New Look at the Old Star Cluster NGC 6791

(2) Yerkes Obs, (3) STScI, (4) Keele U, (5) CfA, (6) CFHT Corp), C. Veillet (6) ((1) JHU, D.E. McLaughlin (4), I. Platais (1), K.M. Cudworth (2), S. Meibom (5), V. Kozhurina-Platais (3)

arxiv:1104.5473 v1 · 2011-04-28 · 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{6IF3KRCPXR53X2OJPCANVG6SGW}

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	2026-05-18T04:23:21.432628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f20bb5444fbc7bbbe9c97880da9bd235aa3e3504d49744c65da02a2fb98b78d4

Aliases

arxiv: 1104.5473 · arxiv_version: 1104.5473v1 · doi: 10.48550/arxiv.1104.5473 · pith_short_12: 6IF3KRCPXR53 · pith_short_16: 6IF3KRCPXR53X2OJ · pith_short_8: 6IF3KRCP

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/6IF3KRCPXR53X2OJPCANVG6SGW \
  | 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: f20bb5444fbc7bbbe9c97880da9bd235aa3e3504d49744c65da02a2fb98b78d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a0e57739ee8ed00a4c25e1be12fed1c54887b0777ff8cbee77874617214cdb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-04-28T19:09:11Z",
    "title_canon_sha256": "6c4f3df974bac5dff5090a2a2bf9d0403205a4056f7870c6a44004d441b795c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5473",
    "kind": "arxiv",
    "version": 1
  }
}