Pith Number

pith:ARUFA32O

pith:2026:ARUFA32O5VOXAT6ZMOTIWER5MR

not attested not anchored not stored refs pending

Lexicographic Direct Access with Functional Dependencies

Florent Capelli, Nofar Carmeli, Stefan Mengel

arxiv:2607.13875 v1 · 2026-07-15 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ARUFA32O5VOXAT6ZMOTIWER5MR}

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	2026-07-16T01:23:11.112691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0468506f4eed5d704fd963a68b123d64773fa70bca2700e3ed63fdf231c3db86

Aliases

arxiv: 2607.13875 · arxiv_version: 2607.13875v1 · doi: 10.48550/arxiv.2607.13875 · pith_short_12: ARUFA32O5VOX · pith_short_16: ARUFA32O5VOXAT6Z · pith_short_8: ARUFA32O

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/ARUFA32O5VOXAT6ZMOTIWER5MR \
  | 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: 0468506f4eed5d704fd963a68b123d64773fa70bca2700e3ed63fdf231c3db86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b21f1116fc96dc8635298b132468995ed1ec84eb9db522ea43d469fe713774",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-15T14:24:27Z",
    "title_canon_sha256": "611793809f1bad3e499603deac062cca592e0e016042f162a0a08295406ea0eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13875",
    "kind": "arxiv",
    "version": 1
  }
}