Pith Number

pith:CINTSU7U

pith:2015:CINTSU7UDC7A4UPLIPKWA4F2YI

not attested not anchored not stored refs pending

Linear Arrangement of Halin Graphs

Assaf Kfoury, Saber Mirzaei

arxiv:1509.08145 v1 · 2015-09-27 · 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{CINTSU7UDC7A4UPLIPKWA4F2YI}

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	2026-05-18T01:31:54.626236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

121b3953f418be0e51eb43d56070bac21496f679cce78d7c8f20feec1f154497

Aliases

arxiv: 1509.08145 · arxiv_version: 1509.08145v1 · doi: 10.48550/arxiv.1509.08145 · pith_short_12: CINTSU7UDC7A · pith_short_16: CINTSU7UDC7A4UPL · pith_short_8: CINTSU7U

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/CINTSU7UDC7A4UPLIPKWA4F2YI \
  | 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: 121b3953f418be0e51eb43d56070bac21496f679cce78d7c8f20feec1f154497

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8f2db1238fa401983d2bc9c9fa3619b7b570f1f4d5b21d6512bc90553c7ef7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-09-27T21:20:27Z",
    "title_canon_sha256": "7336dd3e1703fd6fae7f9a24603c0da20dbe3d73ee4f176df8dd42722aa24b73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08145",
    "kind": "arxiv",
    "version": 1
  }
}