Pith Number

pith:USL6TQ63

pith:1996:USL6TQ633PFPHC554JUUJTD6LJ

not attested not anchored not stored refs pending

On the Microlensing Optical Depth of the Galactic Bar

Hongsheng Zhao, Shude Mao (MPA-Garching)

arxiv:astro-ph/9605030 v1 · 1996-05-07 · 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{USL6TQ633PFPHC554JUUJTD6LJ}

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	2026-05-18T01:40:21.339323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a497e9c3dbdbcaf38bbde26944cc7e5a7426d46b3bb5cb305f6cc72b47bd412a

Aliases

arxiv: astro-ph/9605030 · arxiv_version: astro-ph/9605030v1 · doi: 10.48550/arxiv.astro-ph/9605030 · pith_short_12: USL6TQ633PFP · pith_short_16: USL6TQ633PFPHC55 · pith_short_8: USL6TQ63

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/USL6TQ633PFPHC554JUUJTD6LJ \
  | 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: a497e9c3dbdbcaf38bbde26944cc7e5a7426d46b3bb5cb305f6cc72b47bd412a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31c4b8957523c082266a231be1e89ae4c04b2a0ae59abfa8e8ba9d2e90da16fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-05-07T22:26:58Z",
    "title_canon_sha256": "5d71934e4d4015d2837b0e6bbb1312706c97cf40639458afb505c174421c5662"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9605030",
    "kind": "arxiv",
    "version": 1
  }
}