Pith Number

pith:DRYPX5NL

pith:2019:DRYPX5NLHR3GR2HQYJQ2YJHFUP

not attested not anchored not stored refs pending

Uncertainty Annotated Databases - A Lightweight Approach for Approximating Certain Answers (extended version)

Aaron Huber, Boris Glavic, Oliver Kennedy, Su Feng

arxiv:1904.00234 v1 · 2019-03-30 · 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{DRYPX5NLHR3GR2HQYJQ2YJHFUP}

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	2026-05-17T23:49:49.049505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c70fbf5ab3c7668e8f0c261ac24e5a3f1b37948f88e1e8605be40a15a23a391

Aliases

arxiv: 1904.00234 · arxiv_version: 1904.00234v1 · doi: 10.48550/arxiv.1904.00234 · pith_short_12: DRYPX5NLHR3G · pith_short_16: DRYPX5NLHR3GR2HQ · pith_short_8: DRYPX5NL

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/DRYPX5NLHR3GR2HQYJQ2YJHFUP \
  | 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: 1c70fbf5ab3c7668e8f0c261ac24e5a3f1b37948f88e1e8605be40a15a23a391

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a386b35e4d63fe63f75b96c7f5e602727b023f7b7c3d8eea6e52801dd065bed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-03-30T15:23:05Z",
    "title_canon_sha256": "5fd5b0c35064530dfe213331657b97544f8b4cccdcc586b8638b0508fb75bafe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00234",
    "kind": "arxiv",
    "version": 1
  }
}