Pith Number

pith:MKJRQTHE

pith:2017:MKJRQTHEGCYGHPIY5L25D3C5YI

not attested not anchored not stored refs pending

Reconstructing random jigsaws

B\'ela Bollob\'as, Bhargav Narayanan, Paul Balister

arxiv:1707.04730 v1 · 2017-07-15 · math.CO · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKJRQTHEGCYGHPIY5L25D3C5YI}

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	2026-05-18T00:40:12.444007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6293184ce430b063bd18eaf5d1ec5dc232e1fb3cf4c13aff792da2e5d6579493

Aliases

arxiv: 1707.04730 · arxiv_version: 1707.04730v1 · doi: 10.48550/arxiv.1707.04730 · pith_short_12: MKJRQTHEGCYG · pith_short_16: MKJRQTHEGCYGHPIY · pith_short_8: MKJRQTHE

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/MKJRQTHEGCYGHPIY5L25D3C5YI \
  | 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: 6293184ce430b063bd18eaf5d1ec5dc232e1fb3cf4c13aff792da2e5d6579493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5029eb0b5d9e1645d410834cbc71e1087061a18cebb15e72367cfcfb15b1166c",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-07-15T12:20:46Z",
    "title_canon_sha256": "692ef551c8c581abecd8ecc43b9bad95aad656453790fb71225d2b0361372223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04730",
    "kind": "arxiv",
    "version": 1
  }
}