Pith Number

pith:4ANU5IXN

pith:2010:4ANU5IXNPQ422DPWOZTRQ2KN5F

not attested not anchored not stored refs pending

Computational advances in gravitational microlensing: a comparison of CPU, GPU, and parallel, large data codes

B. R. Barsdell, C. J. Fluke, G. F. Lewis, H. Garsden, N. F. Bate

arxiv:1005.5198 v1 · 2010-05-28 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ANU5IXNPQ422DPWOZTRQ2KN5F}

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	2026-05-18T02:07:07.013767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e01b4ea2ed7c39ad0df6766718694de97d694a9a2c92b1d89063c1a335c9edc7

Aliases

arxiv: 1005.5198 · arxiv_version: 1005.5198v1 · doi: 10.48550/arxiv.1005.5198 · pith_short_12: 4ANU5IXNPQ42 · pith_short_16: 4ANU5IXNPQ422DPW · pith_short_8: 4ANU5IXN

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/4ANU5IXNPQ422DPWOZTRQ2KN5F \
  | 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: e01b4ea2ed7c39ad0df6766718694de97d694a9a2c92b1d89063c1a335c9edc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3218d15efd5a28217c7579297f9c813c19b0ec445af30d009c2f6b0251cc555d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-05-28T00:56:46Z",
    "title_canon_sha256": "6e0d43a51137b8756e9aa419b83567e4b946859b1e58e53cb08e948049323757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5198",
    "kind": "arxiv",
    "version": 1
  }
}