Pith Number

pith:4UAE6LBH

pith:2001:4UAE6LBHVKPBOHE7UHWCXBAMTE

not attested not anchored not stored refs pending

AGAPE : Gravitational microlensing effect to look for MACHOs towards M31

Stephane Paulin-Henriksson

arxiv:astro-ph/0108442 v1 · 2001-08-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4UAE6LBHVKPBOHE7UHWCXBAMTE}

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	2026-07-04T14:11:26.670206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5004f2c27aa9e171c9fa1ec2b840c9930732cb8321c52b22b499e4c6bb385d6

Aliases

arxiv: astro-ph/0108442 · arxiv_version: astro-ph/0108442v1 · doi: 10.48550/arxiv.astro-ph/0108442 · pith_short_12: 4UAE6LBHVKPB · pith_short_16: 4UAE6LBHVKPBOHE7 · pith_short_8: 4UAE6LBH

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/4UAE6LBHVKPBOHE7UHWCXBAMTE \
  | 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: e5004f2c27aa9e171c9fa1ec2b840c9930732cb8321c52b22b499e4c6bb385d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe463244a252da2a93fb0936e614c370c1566f655f64a400a00aabec7f02b291",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-08-28T11:19:21Z",
    "title_canon_sha256": "91fd0e8df7b50314fdabac735f529948c121745dbd9847fa31c33c6eb4e37abd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0108442",
    "kind": "arxiv",
    "version": 1
  }
}