Pith Number

pith:K2MHESU3

pith:2014:K2MHESU3LYFGOLBVQN5BXCCJRC

not attested not anchored not stored refs pending

Astrokit -- an Efficient Program for High-Precision Differential CCD Photometry and Search for Variable Stars

Alexander A. Popov, Artem Y. Burdanov, Vadim V. Krushinsky

arxiv:1408.0664 v1 · 2014-08-04 · astro-ph.IM · 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{K2MHESU3LYFGOLBVQN5BXCCJRC}

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	2026-05-18T01:42:24.151111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5698724a9b5e0a672c35837a1b884988aa92d760aa81b62e5ce3f7fbd8d58e3f

Aliases

arxiv: 1408.0664 · arxiv_version: 1408.0664v1 · doi: 10.48550/arxiv.1408.0664 · pith_short_12: K2MHESU3LYFG · pith_short_16: K2MHESU3LYFGOLBV · pith_short_8: K2MHESU3

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/K2MHESU3LYFGOLBVQN5BXCCJRC \
  | 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: 5698724a9b5e0a672c35837a1b884988aa92d760aa81b62e5ce3f7fbd8d58e3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd3dfadd8a6543532414dc7d8dedd8de512f0e8c30b47b1de04d43ce0446e711",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-04T12:56:37Z",
    "title_canon_sha256": "07822169c1b596d94832544feea8af6b39e8bd993fa80b764b839dd40cc0634c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0664",
    "kind": "arxiv",
    "version": 1
  }
}