Pith Number

pith:GPHAKSEZ

pith:2015:GPHAKSEZTSLNS2TYKLDY25UCLL

not attested not anchored not stored refs pending

Photometric and proper motion study of neglected open cluster NGC 2215

B. Scott, D.H. McKinnon, L. Danaia, L. Inwood, M. Sacchi, M.T. Fitzgerald, M. Zolinski, R. Edwards, W. S. Dias

arxiv:1505.05279 v1 · 2015-05-20 · 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{GPHAKSEZTSLNS2TYKLDY25UCLL}

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	2026-05-18T02:03:58.815138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33ce0548999c96d96a7852c78d76825ae5d8ae37663e995a6f1ab84908fc55f6

Aliases

arxiv: 1505.05279 · arxiv_version: 1505.05279v1 · doi: 10.48550/arxiv.1505.05279 · pith_short_12: GPHAKSEZTSLN · pith_short_16: GPHAKSEZTSLNS2TY · pith_short_8: GPHAKSEZ

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/GPHAKSEZTSLNS2TYKLDY25UCLL \
  | 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: 33ce0548999c96d96a7852c78d76825ae5d8ae37663e995a6f1ab84908fc55f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9e32f8613c18f01dbafd815c6b43c7e4bbf2607e0248843c53689b8537bc5fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-20T08:32:55Z",
    "title_canon_sha256": "29a0e860455288473afb2a359ddf068e7a6fa8b4c3d010100c6e937c78d8161c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05279",
    "kind": "arxiv",
    "version": 1
  }
}