Pith Number

pith:W7R4CL6C

pith:2015:W7R4CL6CF4PRXK6A57AFHPVXDY

not attested not anchored not stored refs pending

Enumeration of lozenge tilings of halved hexagons with a boundary defect

Ranjan Rohatgi

arxiv:1510.04486 v1 · 2015-10-15 · 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{W7R4CL6CF4PRXK6A57AFHPVXDY}

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	2026-05-18T01:30:07.018409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7e3c12fc22f1f1babc0efc053beb71e0907ffe6604fdc5bba55f4f35b33bbef

Aliases

arxiv: 1510.04486 · arxiv_version: 1510.04486v1 · doi: 10.48550/arxiv.1510.04486 · pith_short_12: W7R4CL6CF4PR · pith_short_16: W7R4CL6CF4PRXK6A · pith_short_8: W7R4CL6C

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/W7R4CL6CF4PRXK6A57AFHPVXDY \
  | 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: b7e3c12fc22f1f1babc0efc053beb71e0907ffe6604fdc5bba55f4f35b33bbef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef52e7069d964efd2e8948f8d5f98151ec96e4cedbeafd1a36e26c66ea7e5b19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-10-15T12:04:32Z",
    "title_canon_sha256": "cef9755aea9fdaac9974fb9150c0ac70d3c8d52bb36e73be4f629f04162a9075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04486",
    "kind": "arxiv",
    "version": 1
  }
}