Pith Number

pith:SXXJC27S

pith:1999:SXXJC27SISVYK2DCYMQEZFUNCB

not attested not anchored not stored refs pending

Application of the Contouring Method to Extended Microlensed Sources

J. S. B. Wyithe, R. L. Webster

arxiv:astro-ph/9901336 v1 · 1999-01-24 · 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{SXXJC27SISVYK2DCYMQEZFUNCB}

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	2026-07-04T16:10:39.021262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95ee916bf244ab856862c3204c968d106bf09417dd5bf1a67a1f7cdcd0af1fcb

Aliases

arxiv: astro-ph/9901336 · arxiv_version: astro-ph/9901336v1 · doi: 10.48550/arxiv.astro-ph/9901336 · pith_short_12: SXXJC27SISVY · pith_short_16: SXXJC27SISVYK2DC · pith_short_8: SXXJC27S

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/SXXJC27SISVYK2DCYMQEZFUNCB \
  | 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: 95ee916bf244ab856862c3204c968d106bf09417dd5bf1a67a1f7cdcd0af1fcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffb3ec4dc5eb932620e186400cfcc23d718ab53afe0f87afd1aa8db22efa46fe",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-01-24T23:24:38Z",
    "title_canon_sha256": "f644c84f7473286cfc8a70b09a62d41c75e629477a4f1a81b69fc29cc5a5d182"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9901336",
    "kind": "arxiv",
    "version": 1
  }
}