Pith Number

pith:AC7QVYO2

pith:2016:AC7QVYO2VTRSGPJT223WYQYQPL

not attested not anchored not stored refs pending

Sort well with energy-constrained comparisons

Barbara Geissmann, Paolo Penna

arxiv:1610.09223 v1 · 2016-10-28 · 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{AC7QVYO2VTRSGPJT223WYQYQPL}

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	2026-05-18T00:15:59.469163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bf0ae1daace3233d33d6b76c43107aeaa9f2aa474e5ea8231f5094b90d4381

Aliases

arxiv: 1610.09223 · arxiv_version: 1610.09223v1 · doi: 10.48550/arxiv.1610.09223 · pith_short_12: AC7QVYO2VTRS · pith_short_16: AC7QVYO2VTRSGPJT · pith_short_8: AC7QVYO2

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/AC7QVYO2VTRSGPJT223WYQYQPL \
  | 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: 00bf0ae1daace3233d33d6b76c43107aeaa9f2aa474e5ea8231f5094b90d4381

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18fddf24a19b15a95eda76ed0aa1023af7e2258a5cf9e19bf865a1f10c5fd5a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-10-28T14:03:11Z",
    "title_canon_sha256": "8a1cdacefdf79534bc568bb19e26b1fd40ecddeb6898aa5dbcd32f228c0e8160"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09223",
    "kind": "arxiv",
    "version": 1
  }
}