Pith Number

pith:JSQDR23X

pith:2026:JSQDR23XAH5UYR6WRJ6HN6XROZ

not attested not anchored not stored refs pending

Succinct and Fast Tiny Pointer Hash Tables

Alex Conway (Cornell Tech), William Kuszmaul (Carnegie Mellon University), Xilin Tang (Cornell University), Yuqi Mai (Cornell University)

arxiv:2607.28892 v1 · 2026-07-30 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSQDR23XAH5UYR6WRJ6HN6XROZ}

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	2026-08-03T01:17:26.468597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca038eb7701fb4c47d68a7c76faf1767dcdbf638fe6a48cbe011260b9f20911

Aliases

arxiv: 2607.28892 · arxiv_version: 2607.28892v1 · doi: 10.48550/arxiv.2607.28892 · pith_short_12: JSQDR23XAH5U · pith_short_16: JSQDR23XAH5UYR6W · pith_short_8: JSQDR23X

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/JSQDR23XAH5UYR6WRJ6HN6XROZ \
  | 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: 4ca038eb7701fb4c47d68a7c76faf1767dcdbf638fe6a48cbe011260b9f20911

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dc540b87c8e889d9ea217102cf43f9f2fee06c636fe94a6b554425b57198206",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-07-30T23:19:05Z",
    "title_canon_sha256": "3fe19e9a8721a4c6c4b5667bea1cd9089119f4f699f776efb1ca662616cd763b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28892",
    "kind": "arxiv",
    "version": 1
  }
}