Pith Number

pith:IM772KBP

pith:2017:IM772KBPI6UOYSEAOZHGOLXYZK

not attested not anchored not stored refs pending

The Kite Graph is Determined by Its Adjacency Spectrum

Hatice Topcu, Sezer Sorgun

arxiv:1701.06400 v1 · 2017-01-23 · 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{IM772KBPI6UOYSEAOZHGOLXYZK}

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	2026-05-18T00:52:18.523283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433ffd282f47a8ec4880764e672ef8caaf5863095feb9f481a4ccddbbfb6338d

Aliases

arxiv: 1701.06400 · arxiv_version: 1701.06400v1 · doi: 10.48550/arxiv.1701.06400 · pith_short_12: IM772KBPI6UO · pith_short_16: IM772KBPI6UOYSEA · pith_short_8: IM772KBP

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/IM772KBPI6UOYSEAOZHGOLXYZK \
  | 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: 433ffd282f47a8ec4880764e672ef8caaf5863095feb9f481a4ccddbbfb6338d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7caf55f60aeef5f940ef3af552b9586b3a87084f9976242d477bd4120a148ab5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-23T14:16:54Z",
    "title_canon_sha256": "be8541845cb9fec0910732eba489241cb4713f97fabf2b817b32207dd3e31272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06400",
    "kind": "arxiv",
    "version": 1
  }
}