Pith Number

pith:B3RDUEQS

pith:2026:B3RDUEQSOXPREVX4WIKDD7CBGG

not attested not anchored not stored refs pending

Timehash: Hierarchical Time Indexing for Efficient Business Hours Search

Jaewon Son, Jinoh Kim

arxiv:2603.02941 v2 · 2026-03-03 · cs.DB · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3RDUEQSOXPREVX4WIKDD7CBGG}

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	2026-05-26T02:04:07.729186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ee23a121275df1256fcb21431fc4131b5d16cb4c63f88dab24acfc9f824ee2d

Aliases

arxiv: 2603.02941 · arxiv_version: 2603.02941v2 · doi: 10.48550/arxiv.2603.02941 · pith_short_12: B3RDUEQSOXPR · pith_short_16: B3RDUEQSOXPREVX4 · pith_short_8: B3RDUEQS

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/B3RDUEQSOXPREVX4WIKDD7CBGG \
  | 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: 0ee23a121275df1256fcb21431fc4131b5d16cb4c63f88dab24acfc9f824ee2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74d3ad7c5172a2efdd33b2640c3e700e21a7d67a8bae799c29098f099cbd78e1",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-03-03T12:49:41Z",
    "title_canon_sha256": "ecb11d881a4f48b5d0b66eae9b8e8a279fb09f4ff8414d8c894f3198cefa795c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.02941",
    "kind": "arxiv",
    "version": 2
  }
}