Pith Number

pith:XCPICIKE

pith:2014:XCPICIKEOIZLYN4BC7NVCLVKEK

not attested not anchored not stored refs pending

Sandpiles and Dominos

Daniela Morar, David Perkinson, Laura Florescu, Nick Salter, Tianyuan Xu

arxiv:1406.0100 v1 · 2014-05-31 · 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{XCPICIKEOIZLYN4BC7NVCLVKEK}

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	2026-05-18T02:50:41.771477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89e8121447232bc378117db512eaa22854c3d6ae875d43a4046059a0384a43e

Aliases

arxiv: 1406.0100 · arxiv_version: 1406.0100v1 · doi: 10.48550/arxiv.1406.0100 · pith_short_12: XCPICIKEOIZL · pith_short_16: XCPICIKEOIZLYN4B · pith_short_8: XCPICIKE

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/XCPICIKEOIZLYN4BC7NVCLVKEK \
  | 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: b89e8121447232bc378117db512eaa22854c3d6ae875d43a4046059a0384a43e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec3d42b2eaf94d4daa69f17e535733706591b43cb16548e396df53db45a81c57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-05-31T18:25:11Z",
    "title_canon_sha256": "eb9c26796fb107091b8046eb72c5b022fce05325ed50771502afb5b4e13bc5e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0100",
    "kind": "arxiv",
    "version": 1
  }
}