Pith Number

pith:BUKX2J2F

pith:2017:BUKX2J2FGJJM7ASWQGPS7Z26HU

not attested not anchored not stored refs pending

Sorting sums of binary decision summands

Nils Bl\"uthgen, Torsten Gross

arxiv:1704.05795 v1 · 2017-04-19 · 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{BUKX2J2FGJJM7ASWQGPS7Z26HU}

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	2026-05-18T00:46:06.559016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d157d27453252cf8256819f2fe75e3d238869f1b6f31b7018bdfbbf27d6fb60

Aliases

arxiv: 1704.05795 · arxiv_version: 1704.05795v1 · doi: 10.48550/arxiv.1704.05795 · pith_short_12: BUKX2J2FGJJM · pith_short_16: BUKX2J2FGJJM7ASW · pith_short_8: BUKX2J2F

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/BUKX2J2FGJJM7ASWQGPS7Z26HU \
  | 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: 0d157d27453252cf8256819f2fe75e3d238869f1b6f31b7018bdfbbf27d6fb60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f1a09eda710a95588a2b876de72df3af95aa8e151a384408a4f6b9d5c0ecfb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-19T16:08:15Z",
    "title_canon_sha256": "1a854be9bec4957dbe3804ecaa883e629fc90eca7095dbbd1925429243e50d24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05795",
    "kind": "arxiv",
    "version": 1
  }
}