Pith Number

pith:S2WS67P4

pith:2009:S2WS67P42ZKUH3TUC4OAHSDVWJ

not attested not anchored not stored refs pending

Microlensing-Based Estimate of the Mass Fraction in Compact Objects in Lens

A.M. Mosquera, A. Oscoz, C. Jean, E. Falco, E. Guerras, E. Mediavilla, H. Canovas, J.A. Munoz, V. Motta

arxiv:0910.3645 v1 · 2009-10-19 · 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{S2WS67P42ZKUH3TUC4OAHSDVWJ}

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.

Cited by

1 paper in Pith

Primordial Black Holes as Dark Matter: Recent Developments

Receipt and verification

First computed	2026-05-18T02:34:18.269701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96ad2f7dfcd65543ee74171c03c875b2744f83d9930be1d6676f2d283ddc0c8c

Aliases

arxiv: 0910.3645 · arxiv_version: 0910.3645v1 · doi: 10.48550/arxiv.0910.3645 · pith_short_12: S2WS67P42ZKU · pith_short_16: S2WS67P42ZKUH3TU · pith_short_8: S2WS67P4

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/S2WS67P42ZKUH3TUC4OAHSDVWJ \
  | 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: 96ad2f7dfcd65543ee74171c03c875b2744f83d9930be1d6676f2d283ddc0c8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f12075c76ac1064f47f32a50bc773a71afd8ee015c97299b6d3c777d676ad546",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-19T18:42:34Z",
    "title_canon_sha256": "607925a6abe22b56e8b11f1487909d4504e07349ea7f3a9800aff280e23ff763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3645",
    "kind": "arxiv",
    "version": 1
  }
}