Pith Number

pith:OREIQ76Q

pith:2018:OREIQ76QBRMDNYM4DUDY7D4P4V

not attested not anchored not stored refs pending

An Optimal Algorithm to Compute the Inverse Beacon Attraction Region

Bahram Kouhestani, David Rappaport, Irina Kostitsyna, Stefan Langerman

arxiv:1803.05946 v1 · 2018-03-15 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OREIQ76QBRMDNYM4DUDY7D4P4V}

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	2026-05-18T00:20:51.306200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7448887fd00c5836e19c1d078f8f8fe55938b5e9df7ae9366595f5741c453920

Aliases

arxiv: 1803.05946 · arxiv_version: 1803.05946v1 · doi: 10.48550/arxiv.1803.05946 · pith_short_12: OREIQ76QBRMD · pith_short_16: OREIQ76QBRMDNYM4 · pith_short_8: OREIQ76Q

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/OREIQ76QBRMDNYM4DUDY7D4P4V \
  | 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: 7448887fd00c5836e19c1d078f8f8fe55938b5e9df7ae9366595f5741c453920

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72fb4fdef66625fb5a3be145249c1ad01af157ca094c4a6aca1a362ba1c64de0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-03-15T18:56:31Z",
    "title_canon_sha256": "f566ea843c703e51e8a8c6821e66ae914f2cd3f6360f35f74653404d764d5fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05946",
    "kind": "arxiv",
    "version": 1
  }
}