Pith Number

pith:OM2YRF2C

pith:2018:OM2YRF2CIEF6KPCHUYFUO2Z5M7

not attested not anchored not stored refs pending

Reconfiguration of graphs with connectivity constraints

Arnaud Mary, Nicolas Bousquet

arxiv:1809.05443 v1 · 2018-09-14 · cs.DM · cs.CC · 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{OM2YRF2CIEF6KPCHUYFUO2Z5M7}

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	2026-05-18T00:05:41.412290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7335889742410be53c47a60b476b3d67f861afe02d4d350c8d936cb2284c1c7b

Aliases

arxiv: 1809.05443 · arxiv_version: 1809.05443v1 · doi: 10.48550/arxiv.1809.05443 · pith_short_12: OM2YRF2CIEF6 · pith_short_16: OM2YRF2CIEF6KPCH · pith_short_8: OM2YRF2C

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/OM2YRF2CIEF6KPCHUYFUO2Z5M7 \
  | 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: 7335889742410be53c47a60b476b3d67f861afe02d4d350c8d936cb2284c1c7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe80e152cc95afb7239883ce44619a8714182c5a367e0596399bb362d538f829",
    "cross_cats_sorted": [
      "cs.CC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-09-14T14:38:22Z",
    "title_canon_sha256": "e23dd719ccc88cad73c93d1079022eafe202412a7bc48ea9ad3fc7347c9e5d90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05443",
    "kind": "arxiv",
    "version": 1
  }
}