Pith Number

pith:FFY5EV34

pith:2011:FFY5EV3467WVQZDC7K456VV7BU

not attested not anchored not stored refs pending

Photometric search for variable stars in young open cluster Berkeley 59

A. K. Pandey, Brijesh Kumar, Maheswar G., Sneh Lata, Soumen Mondal

arxiv:1108.1014 v1 · 2011-08-04 · 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{FFY5EV3467WVQZDC7K456VV7BU}

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	2026-05-18T02:01:03.081512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2971d2577cf7ed586462fab9df56bf0d24e281136b1dd493ad8755feef9cf2ec

Aliases

arxiv: 1108.1014 · arxiv_version: 1108.1014v1 · doi: 10.48550/arxiv.1108.1014 · pith_short_12: FFY5EV3467WV · pith_short_16: FFY5EV3467WVQZDC · pith_short_8: FFY5EV34

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/FFY5EV3467WVQZDC7K456VV7BU \
  | 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: 2971d2577cf7ed586462fab9df56bf0d24e281136b1dd493ad8755feef9cf2ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2684ce2e95d926c0eefba5fe7978f1adcfb50f0a0a9ba27d3a1f760eb3652928",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-04T07:53:34Z",
    "title_canon_sha256": "ced8f496321dcaf6b510bbd10eb22ae1fa4113c354a1ec6f9167b36926cf0780"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1014",
    "kind": "arxiv",
    "version": 1
  }
}