Pith Number

pith:OOXPVKAK

pith:2017:OOXPVKAKLSV3VCUYSIFD5CDFEH

not attested not anchored not stored refs pending

Efficient algorithm for large spectral partitions

Beniamin Bogosel

arxiv:1705.08739 v1 · 2017-05-24 · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OOXPVKAKLSV3VCUYSIFD5CDFEH}

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	2026-05-18T00:43:44.388895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73aefaa80a5cabba8a98920a3e886521caaaf5d257ff85ab98870234eea0f52e

Aliases

arxiv: 1705.08739 · arxiv_version: 1705.08739v1 · doi: 10.48550/arxiv.1705.08739 · pith_short_12: OOXPVKAKLSV3 · pith_short_16: OOXPVKAKLSV3VCUY · pith_short_8: OOXPVKAK

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/OOXPVKAKLSV3VCUYSIFD5CDFEH \
  | 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: 73aefaa80a5cabba8a98920a3e886521caaaf5d257ff85ab98870234eea0f52e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9e54ed93441ae5dbd6c8a2cf80cdbac0badf90cc532fbaae384a3bc451bd1d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-05-24T13:11:25Z",
    "title_canon_sha256": "b2b01c752dc6ba18a3caef5a20398d2b62c3c234d3c8893bd0a3d0522c5886ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08739",
    "kind": "arxiv",
    "version": 1
  }
}