Pith Number

pith:V74IKHDC

pith:2017:V74IKHDCF7EZXOY65LDGLSPWFU

not attested not anchored not stored refs pending

Robust randomized matchings

Jannik Matuschke, Jos\'e A. Soto, Martin Skutella

arxiv:1705.06631 v1 · 2017-05-18 · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V74IKHDCF7EZXOY65LDGLSPWFU}

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	2026-05-18T00:44:14.253457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aff8851c622fc99bbb1eeac665c9f62d3834fb48dab77d6cf38f0fe8c3d8a9a1

Aliases

arxiv: 1705.06631 · arxiv_version: 1705.06631v1 · doi: 10.48550/arxiv.1705.06631 · pith_short_12: V74IKHDCF7EZ · pith_short_16: V74IKHDCF7EZXOY6 · pith_short_8: V74IKHDC

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/V74IKHDCF7EZXOY65LDGLSPWFU \
  | 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: aff8851c622fc99bbb1eeac665c9f62d3834fb48dab77d6cf38f0fe8c3d8a9a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e2cef729087b0e7b8ea4c6db081c690122a172e3b5cd65f5e1c5fb0e04f13d9",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-05-18T14:53:25Z",
    "title_canon_sha256": "27d16df1761c98e6404781e522189861cc3d692e463cf36b6f6ecad75b2a0bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06631",
    "kind": "arxiv",
    "version": 1
  }
}