Pith Number

pith:2EM776F3

pith:2020:2EM776F3LMHCPMTLRTGGNHXDLA

not attested not anchored not stored refs pending

Photometric and Kinematic study of the three intermediate age open clusters NGC 381, NGC 2360, and Berkeley 68

Jayanand Maurya, Y. C. Joshi

arxiv:2004.01758 v1 · 2020-04-03 · 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{2EM776F3LMHCPMTLRTGGNHXDLA}

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	2026-07-05T00:52:38.105587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d119fff8bb5b0e27b26b8ccc669ee35811554a2a0688da34a0bb7d41a04a6fab

Aliases

arxiv: 2004.01758 · arxiv_version: 2004.01758v1 · doi: 10.48550/arxiv.2004.01758 · pith_short_12: 2EM776F3LMHC · pith_short_16: 2EM776F3LMHCPMTL · pith_short_8: 2EM776F3

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/2EM776F3LMHCPMTLRTGGNHXDLA \
  | 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: d119fff8bb5b0e27b26b8ccc669ee35811554a2a0688da34a0bb7d41a04a6fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "219ad4a05a173dbe13f266450b181ceb4946846fb81c403eede27d18d6b82c9f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-04-03T20:07:11Z",
    "title_canon_sha256": "294c5eb901aab3dfd09e6a40eee734d584213099ede2078c1879fe98a97c0ccb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01758",
    "kind": "arxiv",
    "version": 1
  }
}