Pith Number

pith:5JP2Y7HI

pith:2016:5JP2Y7HIGUNGNOGNUR5Y6KXLT5

not attested not anchored not stored refs pending

Anchored Rectangle and Square Packings

Adrian Dumitrescu, Csaba D. T\'oth, Kevin Balas

arxiv:1603.00060 v1 · 2016-02-29 · cs.CG · 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{5JP2Y7HIGUNGNOGNUR5Y6KXLT5}

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	2026-05-18T01:19:49.271336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea5fac7ce8351a66b8cda47b8f2aeb9f7a02040b3f7769feca0f595e9fa4b32d

Aliases

arxiv: 1603.00060 · arxiv_version: 1603.00060v1 · doi: 10.48550/arxiv.1603.00060 · pith_short_12: 5JP2Y7HIGUNG · pith_short_16: 5JP2Y7HIGUNGNOGN · pith_short_8: 5JP2Y7HI

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/5JP2Y7HIGUNGNOGNUR5Y6KXLT5 \
  | 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: ea5fac7ce8351a66b8cda47b8f2aeb9f7a02040b3f7769feca0f595e9fa4b32d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ddda6662d53579f2b0e340bbf6febea83ab41ab93a79c65e4a05346133164fd",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-02-29T21:44:01Z",
    "title_canon_sha256": "39942aedf526e1222b1c0791cce4f5458db809bb3c8cc807c03a6c39a91578a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00060",
    "kind": "arxiv",
    "version": 1
  }
}