Pith Number

pith:6TIQGSVD

pith:2011:6TIQGSVDX73OMDGUJY6LUE5CUD

not attested not anchored not stored refs pending

Astrophysical parameters of ten poorly studied open star clusters

A. Bakry, A. L. Tadross, A. Osman, N. Ismail, R. El-Bendary

arxiv:1105.2683 v2 · 2011-05-13 · 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{6TIQGSVDX73OMDGUJY6LUE5CUD}

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	2026-05-18T02:01:58.649496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4d1034aa3bff6e60cd44e3cba13a2a0feeea3002610f6118b318ced3e1754ae

Aliases

arxiv: 1105.2683 · arxiv_version: 1105.2683v2 · doi: 10.48550/arxiv.1105.2683 · pith_short_12: 6TIQGSVDX73O · pith_short_16: 6TIQGSVDX73OMDGU · pith_short_8: 6TIQGSVD

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/6TIQGSVDX73OMDGUJY6LUE5CUD \
  | 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: f4d1034aa3bff6e60cd44e3cba13a2a0feeea3002610f6118b318ced3e1754ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2d73f9fe14b23d80a5cc65a2dd9d47f2dfb2969bf6b71daf1c7ca706570b8ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-13T10:54:16Z",
    "title_canon_sha256": "3f59bfaa1de0296b95ae490d5f96077321eec10535ff2488c48186c9607da6bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2683",
    "kind": "arxiv",
    "version": 2
  }
}