Pith Number

pith:3I5VUNEJ

pith:2015:3I5VUNEJZU4XBVI5OQLB6NAFL3

not attested not anchored not stored refs pending

Bond Incident Degree (BID) Indices of Polyomino Chains: A Unified Approach

A. A. Bhatti, A. Ali, Z. Raza

arxiv:1504.06145 v2 · 2015-04-23 · 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{3I5VUNEJZU4XBVI5OQLB6NAFL3}

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	2026-05-18T00:34:31.954719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da3b5a3489cd3970d51d74161f34055ef7bbbabc7f63d68d3db559d992fb9c2a

Aliases

arxiv: 1504.06145 · arxiv_version: 1504.06145v2 · doi: 10.48550/arxiv.1504.06145 · pith_short_12: 3I5VUNEJZU4X · pith_short_16: 3I5VUNEJZU4XBVI5 · pith_short_8: 3I5VUNEJ

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/3I5VUNEJZU4XBVI5OQLB6NAFL3 \
  | 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: da3b5a3489cd3970d51d74161f34055ef7bbbabc7f63d68d3db559d992fb9c2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33a294f518f91860efce841717deb5b289185b3870b4968b1b08b257c1dd7e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-04-23T12:35:43Z",
    "title_canon_sha256": "754ea8c70a5498b88ad1abdb4c2b510b10a1f1df45e30d50d59199a4fc6dc3e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06145",
    "kind": "arxiv",
    "version": 2
  }
}