Pith Number

pith:KG6R6EXT

pith:2003:KG6R6EXT6S6OVFTDS2GMXUEO6R

not attested not anchored not stored refs pending

Models for the lens and source of B0218+357 - A LensClean approach to determine H0

2, (2) Hamburger Sternwarte, 3), (3) Universitaet Potsdam, 4), (4) JIVE), A. D. Biggs (1, I. W. A. Browne (1) ((1) Jodrell Bank, O. Wucknitz (1

arxiv:astro-ph/0312263 v1 · 2003-12-10 · 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{KG6R6EXT6S6OVFTDS2GMXUEO6R}

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	2026-05-18T01:07:33.072747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51bd1f12f3f4bcea9663968ccbd08ef441ec3fb0d41f83ebdf15244d6f8202ce

Aliases

arxiv: astro-ph/0312263 · arxiv_version: astro-ph/0312263v1 · doi: 10.48550/arxiv.astro-ph/0312263 · pith_short_12: KG6R6EXT6S6O · pith_short_16: KG6R6EXT6S6OVFTD · pith_short_8: KG6R6EXT

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/KG6R6EXT6S6OVFTDS2GMXUEO6R \
  | 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: 51bd1f12f3f4bcea9663968ccbd08ef441ec3fb0d41f83ebdf15244d6f8202ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "202d902b44153480f180a8f51288edef2247c27b4eddd30c3ce55263f7de60a5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-10T14:15:42Z",
    "title_canon_sha256": "ae39b5b1a6693609107ef83f96a27cb58529f08edee2cc56d2a0325071e3a26b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312263",
    "kind": "arxiv",
    "version": 1
  }
}