Pith Number

pith:UCFVYTDM

pith:1998:UCFVYTDM5WISYYYJH3VADLOOFK

not attested not anchored not stored refs pending

Attributes of Gravitational Lensing Parallax

Robert J. Nemiroff

arxiv:astro-ph/9806012 v1 · 1998-05-31 · 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{UCFVYTDM5WISYYYJH3VADLOOFK}

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

Picolensing as a Probe of Primordial Black Hole Dark Matter

Receipt and verification

First computed	2026-07-04T16:06:43.386474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a08b5c4c6ced912c63093eea01adce2ab73f40ef8a4235935fa24e0a7fa52239

Aliases

arxiv: astro-ph/9806012 · arxiv_version: astro-ph/9806012v1 · doi: 10.48550/arxiv.astro-ph/9806012 · pith_short_12: UCFVYTDM5WIS · pith_short_16: UCFVYTDM5WISYYYJ · pith_short_8: UCFVYTDM

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/UCFVYTDM5WISYYYJH3VADLOOFK \
  | 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: a08b5c4c6ced912c63093eea01adce2ab73f40ef8a4235935fa24e0a7fa52239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "850cb5b4d8cb59a14ef8ace7a76937a32ca50789f7c9ee2918fdae91385fc24f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-05-31T22:42:05Z",
    "title_canon_sha256": "20848792a8e4a822080ae7dfcd23e4990d42a35fd2ec9719ab635ca7e051ffaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806012",
    "kind": "arxiv",
    "version": 1
  }
}