Pith Number

pith:V3UEIMWP

pith:2005:V3UEIMWPCV7YF5IBM4AKI7KISY

not attested not anchored not stored refs pending

HST Imaging of MEGA Microlensing Candidates in M31

Alex Bergier, Arlin P.S. Crotts, Edward A. Baltz, Geza Gyuk, Jelte T.A. de Jong, Konrad Kuijken, Lawrence M. Widrow, Patrick Cseresnjes

arxiv:astro-ph/0507287 v2 · 2005-07-12 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V3UEIMWPCV7YF5IBM4AKI7KISY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:07:31.010109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aee84432cf157f82f5016700a47d48960147ce7df56bf5979f7a380ebcf1974e

Aliases

arxiv: astro-ph/0507287 · arxiv_version: astro-ph/0507287v2 · doi: 10.48550/arxiv.astro-ph/0507287 · pith_short_12: V3UEIMWPCV7Y · pith_short_16: V3UEIMWPCV7YF5IB · pith_short_8: V3UEIMWP

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/V3UEIMWPCV7YF5IBM4AKI7KISY \
  | 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: aee84432cf157f82f5016700a47d48960147ce7df56bf5979f7a380ebcf1974e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbdb798aaa128bfa66ef4eab8fa7fc732cc9a5fa66a14712bdcb47b678a7555d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-12T13:46:02Z",
    "title_canon_sha256": "5fb1fe0d900e6e4a11b13c765f84c65966da9f5bf83ac2b6a80e55324bd14093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507287",
    "kind": "arxiv",
    "version": 2
  }
}