Pith Number

pith:YZIMSJTI

pith:2013:YZIMSJTILSJ4S5PLFHUBGD4ABE

not attested not anchored not stored refs pending

On Generating Binary Words Palindromically

L.Q. Zamboni, Mari Huova, Tero Harju

arxiv:1309.1886 v2 · 2013-09-07 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YZIMSJTILSJ4S5PLFHUBGD4ABE}

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	2026-05-18T02:54:56.140789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c650c926685c93c975eb29e8130f8009231816e7f8e05ffa424f148707596a01

Aliases

arxiv: 1309.1886 · arxiv_version: 1309.1886v2 · doi: 10.48550/arxiv.1309.1886 · pith_short_12: YZIMSJTILSJ4 · pith_short_16: YZIMSJTILSJ4S5PL · pith_short_8: YZIMSJTI

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/YZIMSJTILSJ4S5PLFHUBGD4ABE \
  | 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: c650c926685c93c975eb29e8130f8009231816e7f8e05ffa424f148707596a01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49dc5cb2b8bebc8f9bef6ebad5dfbf83b164688da592e3722a6c1b770c5bfe7e",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-09-07T17:26:34Z",
    "title_canon_sha256": "dfc1578597f8191586a4c5e667bcfb78f36994ec142cd28249e32e6e87c61ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1886",
    "kind": "arxiv",
    "version": 2
  }
}