Pith Number

pith:5BRUMM7K

pith:2025:5BRUMM7KXKR6UWBZRWLNLBDONQ

not attested not anchored not stored refs pending

Long-term investigation of an open cluster Berkeley 65

Aayushi Verma, Ajay Kumar Singh, Devendra K. Ojha, Harmeen Kaur, Jeewan Pandey, Koshvendra Singh, Mamta, Manojit Chakraborty, Saurabh Sharma, Tarak Chand

arxiv:2505.24240 v1 · 2025-05-30 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BRUMM7KXKR6UWBZRWLNLBDONQ}

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	2026-07-05T11:16:09.088632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8634633eabaa3ea58398d96d5846e6c1e9244158c85935eabfa99f2edd3782e

Aliases

arxiv: 2505.24240 · arxiv_version: 2505.24240v1 · doi: 10.48550/arxiv.2505.24240 · pith_short_12: 5BRUMM7KXKR6 · pith_short_16: 5BRUMM7KXKR6UWBZ · pith_short_8: 5BRUMM7K

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/5BRUMM7KXKR6UWBZRWLNLBDONQ \
  | 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: e8634633eabaa3ea58398d96d5846e6c1e9244158c85935eabfa99f2edd3782e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c338b94528a5f1159923eff5099d327af223fa9e48dac41be0266f09783064cf",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-30T06:00:12Z",
    "title_canon_sha256": "d1136081c13d75fe8dc9481925856eafdc8edc14e9ee4e15295f559a44e46e4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24240",
    "kind": "arxiv",
    "version": 1
  }
}