Pith Number

pith:XFJZRTXL

pith:2019:XFJZRTXLQ3QRVP7W5AUYHLSVTW

not attested not anchored not stored refs pending

A rearrangement distance for fully-labelled trees

Gianluca Della Vedova, Giulia Bernardini, Murray Patterson, Paola Bonizzoni

arxiv:1904.01321 v1 · 2019-04-02 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XFJZRTXLQ3QRVP7W5AUYHLSVTW}

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	2026-05-17T23:49:35.081134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b95398ceeb86e11abff6e82983ae559d965dd7b6042c692e436927916893c432

Aliases

arxiv: 1904.01321 · arxiv_version: 1904.01321v1 · doi: 10.48550/arxiv.1904.01321 · pith_short_12: XFJZRTXLQ3QR · pith_short_16: XFJZRTXLQ3QRVP7W · pith_short_8: XFJZRTXL

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/XFJZRTXLQ3QRVP7W5AUYHLSVTW \
  | 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: b95398ceeb86e11abff6e82983ae559d965dd7b6042c692e436927916893c432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "427cdb4d4fd58e24eb7ac98ab804cdd7ddf240af988b8461f57ca7953a215ab7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-04-02T10:30:35Z",
    "title_canon_sha256": "c0e3c021e60e19b8e3b7812a09fe3162eeb0861a9f0c9d4275d8426fcb3f6a2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01321",
    "kind": "arxiv",
    "version": 1
  }
}