Pith Number

pith:RFAUFPUV

pith:2019:RFAUFPUVNMNJL4FMXT43Y4TLDL

not attested not anchored not stored refs pending

Guaranteeing Recoverability via Partially Constrained Transaction Logs

A. Y. Zhou, H. Q. Hu, H. Zhou, J. W. Guo, W. N. Qian, X. Zhou

arxiv:1901.06491 v1 · 2019-01-19 · 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{RFAUFPUVNMNJL4FMXT43Y4TLDL}

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	2026-05-17T23:55:50.103060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

894142be956b1a95f0acbcf9bc726b1ac2f127cfae6c51efa7168025c1b75c3e

Aliases

arxiv: 1901.06491 · arxiv_version: 1901.06491v1 · doi: 10.48550/arxiv.1901.06491 · pith_short_12: RFAUFPUVNMNJ · pith_short_16: RFAUFPUVNMNJL4FM · pith_short_8: RFAUFPUV

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/RFAUFPUVNMNJL4FMXT43Y4TLDL \
  | 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: 894142be956b1a95f0acbcf9bc726b1ac2f127cfae6c51efa7168025c1b75c3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1485d74363b31cc759119e3895ba3a8657f111b26ff06b5cddcb622690257c7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-01-19T09:42:30Z",
    "title_canon_sha256": "a7cd201a366284bd6b708393aa2e80b88f6e90e99ada133ba3daf57cc78f038f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06491",
    "kind": "arxiv",
    "version": 1
  }
}