Pith Number

pith:AEHM3AB2

pith:2025:AEHM3AB2DXIRHTVZ2S5PU2ZECJ

not attested not anchored not stored refs pending

Semantica: Decentralized Search using a LLM-Guided Semantic Tree Overlay

Johan Pouwelse, Naman Goel, Petru Neague, Quinten Stokkink

arxiv:2502.10151 v1 · 2025-02-14 · cs.IR · cs.DC · cs.NI · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AEHM3AB2DXIRHTVZ2S5PU2ZECJ}

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	2026-07-05T10:16:21.119864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

010ecd803a1dd113ceb9d4bafa6b2412577e1ce4c7b1ea4bfc34e76c7abad52f

Aliases

arxiv: 2502.10151 · arxiv_version: 2502.10151v1 · doi: 10.48550/arxiv.2502.10151 · pith_short_12: AEHM3AB2DXIR · pith_short_16: AEHM3AB2DXIRHTVZ · pith_short_8: AEHM3AB2

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/AEHM3AB2DXIRHTVZ2S5PU2ZECJ \
  | 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: 010ecd803a1dd113ceb9d4bafa6b2412577e1ce4c7b1ea4bfc34e76c7abad52f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22a425ff1200565c8a59db172d58c1cf0d59015a86c618678940380cf214d90c",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NI",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-02-14T13:25:29Z",
    "title_canon_sha256": "807fb6fe47a52ec7d2e6c26eb83736badb89acdd1759802a536b58da1442f011"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10151",
    "kind": "arxiv",
    "version": 1
  }
}