Pith Number

pith:SJ235UFL

pith:2021:SJ235UFLW7LA2ISEZPZLJGUQY3

not attested not anchored not stored refs pending

Experimental Comparison of PC-Trees and PQ-Trees

Ignaz Rutter, Matthias Pfretzschner, Simon D. Fink

arxiv:2106.14805 v1 · 2021-06-28 · 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{SJ235UFLW7LA2ISEZPZLJGUQY3}

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	2026-07-05T02:52:54.071881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9275bed0abb7d60d2244cbf2b49a90c6e1d4a5c49dad00c6103b279f16949840

Aliases

arxiv: 2106.14805 · arxiv_version: 2106.14805v1 · doi: 10.48550/arxiv.2106.14805 · pith_short_12: SJ235UFLW7LA · pith_short_16: SJ235UFLW7LA2ISE · pith_short_8: SJ235UFL

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/SJ235UFLW7LA2ISEZPZLJGUQY3 \
  | 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: 9275bed0abb7d60d2244cbf2b49a90c6e1d4a5c49dad00c6103b279f16949840

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cb0b4329643a9e8cc01d472d30d9f5ec43f5c8fd61e17fcb72248dcda5ca5db",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-06-28T15:28:57Z",
    "title_canon_sha256": "274c97486281d96f62c3f6960db05aee46b1d10277c2c4965bd8f439f75b8c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14805",
    "kind": "arxiv",
    "version": 1
  }
}