Pith Number

pith:KDVGS3MS

pith:2001:KDVGS3MS5IG3AFDRX6UQFUGWLX

not attested not anchored not stored refs pending

A Fast, Accurate and Robust Algorithm For Transferring Radiation in Three-Dimensional Space

Renyue Cen (Princeton University)

arxiv:astro-ph/0111197 v3 · 2001-11-09 · 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{KDVGS3MS5IG3AFDRX6UQFUGWLX}

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	2026-07-04T16:24:26.393486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50ea696d92ea0db01471bfa902d0d65ddf4fd8c2da98f177caa0c08f37f3d1b4

Aliases

arxiv: astro-ph/0111197 · arxiv_version: astro-ph/0111197v3 · doi: 10.48550/arxiv.astro-ph/0111197 · pith_short_12: KDVGS3MS5IG3 · pith_short_16: KDVGS3MS5IG3AFDR · pith_short_8: KDVGS3MS

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/KDVGS3MS5IG3AFDRX6UQFUGWLX \
  | 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: 50ea696d92ea0db01471bfa902d0d65ddf4fd8c2da98f177caa0c08f37f3d1b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e32c2fd48fe340b5698258ee6effaa0f25d3c1b04b3049c2075c4bbb784e88e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-09T20:56:56Z",
    "title_canon_sha256": "6ffb300621b11f3a7b0658143fd2cacd38cb6b49f0a25ba9c53511ab1befac71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111197",
    "kind": "arxiv",
    "version": 3
  }
}