Pith Number

pith:DB2TUOMU

pith:2018:DB2TUOMU2NRBCCIPY62OU2QK7T

not attested not anchored not stored refs pending

Combinatorial persistency criteria for multicut and max-cut

Bjoern Andres, Jan-Hendrik Lange, Paul Swoboda

arxiv:1812.01426 v1 · 2018-12-04 · 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{DB2TUOMU2NRBCCIPY62OU2QK7T}

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	2026-05-17T23:59:12.512539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18753a3994d36211090fc7b4ea6a0afcf57c8324d1aac82687b16d38792ab7af

Aliases

arxiv: 1812.01426 · arxiv_version: 1812.01426v1 · doi: 10.48550/arxiv.1812.01426 · pith_short_12: DB2TUOMU2NRB · pith_short_16: DB2TUOMU2NRBCCIP · pith_short_8: DB2TUOMU

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/DB2TUOMU2NRBCCIPY62OU2QK7T \
  | 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: 18753a3994d36211090fc7b4ea6a0afcf57c8324d1aac82687b16d38792ab7af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79e57365c3f3f54bcb81f7359c8da993672d65c543bd69f6a2aa23846dd4f199",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-04T14:15:17Z",
    "title_canon_sha256": "aac1adfce5e0b2957684318ef4201066568c7c52993c9fe0a24c928f5afdf0c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01426",
    "kind": "arxiv",
    "version": 1
  }
}