Pith Number

pith:HLDVV56S

pith:2025:HLDVV56SZRW5HTQHBXE7UU5GQ5

not attested not anchored not stored refs pending

Chain Table: Protecting Table-Level Data Integrity by Digital Ledger Technology

Feng Yu, Ryan Laird

arxiv:2507.13932 v1 · 2025-07-18 · cs.CR · 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{HLDVV56SZRW5HTQHBXE7UU5GQ5}

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	2026-07-05T11:39:25.758234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ac75af7d2cc6dd3ce070dc9fa53a6875fe494a3e8c5684858477334117f36b8

Aliases

arxiv: 2507.13932 · arxiv_version: 2507.13932v1 · doi: 10.48550/arxiv.2507.13932 · pith_short_12: HLDVV56SZRW5 · pith_short_16: HLDVV56SZRW5HTQH · pith_short_8: HLDVV56S

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/HLDVV56SZRW5HTQHBXE7UU5GQ5 \
  | 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: 3ac75af7d2cc6dd3ce070dc9fa53a6875fe494a3e8c5684858477334117f36b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b93d1d2a24e71f3b417b138fc8c6bee989d420eb2b2dda3ec9d0c8025fadb5ba",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-07-18T14:08:24Z",
    "title_canon_sha256": "4d3181434a693245fad4a694ac6dbd7615d177466fa38ba5d528a175ab04695c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13932",
    "kind": "arxiv",
    "version": 1
  }
}