Pith Number

pith:3BI5H3LA

pith:2020:3BI5H3LAOFOKEDZ5HDKORTTKPW

not attested not anchored not stored refs pending

Gravitational Microlensing Event Statistics for the Zwicky Transient Facility

Casey Y. Lam, Edward F. Schlafly, Jessica R. Lu, Michael S. Medford, Nathan R. Golovich, Peter Nugent, William A. Dawson

arxiv:2006.05439 v1 · 2020-06-09 · astro-ph.SR · astro-ph.GA · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BI5H3LAOFOKEDZ5HDKORTTKPW}

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	2026-07-05T02:16:45.678371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d851d3ed60715ca20f3d38d4e8ce6a7d96bc2ed4b0fee89e3fe0beaf037d23c9

Aliases

arxiv: 2006.05439 · arxiv_version: 2006.05439v1 · doi: 10.48550/arxiv.2006.05439 · pith_short_12: 3BI5H3LAOFOK · pith_short_16: 3BI5H3LAOFOKEDZ5 · pith_short_8: 3BI5H3LA

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/3BI5H3LAOFOKEDZ5HDKORTTKPW \
  | 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: d851d3ed60715ca20f3d38d4e8ce6a7d96bc2ed4b0fee89e3fe0beaf037d23c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8f30c0151a88de12a19d3d8bcb0dad4bfc1f9252446e748c70082a09e19513c",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-09T18:24:51Z",
    "title_canon_sha256": "ef3f2123832ade83105f76392f8b6213f955db5da92261f1cbe86243c034163a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05439",
    "kind": "arxiv",
    "version": 1
  }
}