Pith Number

pith:HJW6BZM4

pith:2013:HJW6BZM4DNWEUNUXLP7P56DEDR

not attested not anchored not stored refs pending

Reanalysis of the Gravitational Microlensing Event MACHO-97-BLG-41 based on Combined Data

Andrew Gould, Cheongho Han, Dan Maoz, Youn Kil Jung

arxiv:1303.0952 v2 · 2013-03-05 · 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{HJW6BZM4DNWEUNUXLP7P56DEDR}

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	2026-05-18T01:51:16.971231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a6de0e59c1b6c4a36975bfefef8641c74d89a266c7351beaa2a6071c4e7a4a4

Aliases

arxiv: 1303.0952 · arxiv_version: 1303.0952v2 · doi: 10.48550/arxiv.1303.0952 · pith_short_12: HJW6BZM4DNWE · pith_short_16: HJW6BZM4DNWEUNUX · pith_short_8: HJW6BZM4

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/HJW6BZM4DNWEUNUXLP7P56DEDR \
  | 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: 3a6de0e59c1b6c4a36975bfefef8641c74d89a266c7351beaa2a6071c4e7a4a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7fb0a6a5a87f66089cd4a1a41143f3842acf84806c7288e24b062e827c01e50",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-05T07:50:40Z",
    "title_canon_sha256": "3eee7b60afac6f21594ba09925e63cadb0f301b5de7692fc8b600a70dfa1cefc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0952",
    "kind": "arxiv",
    "version": 2
  }
}