Pith Number

pith:4G5BXOU6

pith:2018:4G5BXOU6QFAWF2YYSV6SNNHIJZ

not attested not anchored not stored refs pending

Fast, High Precision Ray/Fiber Intersection using Tight, Disjoint Bounding Volumes

Alexander Keller, Nikolaus Binder

arxiv:1811.03374 v1 · 2018-11-08 · cs.GR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4G5BXOU6QFAWF2YYSV6SNNHIJZ}

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	2026-05-18T00:01:16.866469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1ba1bba9e814162eb18957d26b4e84e425aa51564a6a04863178661fd716a7f

Aliases

arxiv: 1811.03374 · arxiv_version: 1811.03374v1 · doi: 10.48550/arxiv.1811.03374 · pith_short_12: 4G5BXOU6QFAW · pith_short_16: 4G5BXOU6QFAWF2YY · pith_short_8: 4G5BXOU6

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/4G5BXOU6QFAWF2YYSV6SNNHIJZ \
  | 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: e1ba1bba9e814162eb18957d26b4e84e425aa51564a6a04863178661fd716a7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d8f2b164e92e3621c033993a8aa62522d0c63402c19e341a469b433eeb0b870",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2018-11-08T12:21:43Z",
    "title_canon_sha256": "21e0251730ac7871de678d22566a69b83ee69e36f9730b8adea0e00f9a4777ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03374",
    "kind": "arxiv",
    "version": 1
  }
}