Pith Number

pith:Z2UDUC7C

pith:2014:Z2UDUC7CAX7BOIAX5GYM2HBOHX

not attested not anchored not stored refs pending

On the Tree Search Problem with Non-uniform Costs

Bal\'azs Keszegh, Bernard Lidick\'y, D\"om\"ot\"or P\'alv\"olgyi, Ferdinando Cicalese, Tom\'a\v{s} Valla

arxiv:1404.4504 v1 · 2014-04-17 · 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{Z2UDUC7CAX7BOIAX5GYM2HBOHX}

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	2026-05-18T00:54:58.376990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea83a0be205fe172017e9b0cd1c2e3dee126f7b0445bc8d9d6a4fe6bc8a06d4

Aliases

arxiv: 1404.4504 · arxiv_version: 1404.4504v1 · doi: 10.48550/arxiv.1404.4504 · pith_short_12: Z2UDUC7CAX7B · pith_short_16: Z2UDUC7CAX7BOIAX · pith_short_8: Z2UDUC7C

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/Z2UDUC7CAX7BOIAX5GYM2HBOHX \
  | 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: cea83a0be205fe172017e9b0cd1c2e3dee126f7b0445bc8d9d6a4fe6bc8a06d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2023747079063053d4eac30ea1a8b0a33d944093f59387561d0e620ff75df45f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-04-17T12:12:48Z",
    "title_canon_sha256": "e9b6168cee7b6df0d8a2a503b9129411db2ae9816afe80cb1cb0ba83d38426f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4504",
    "kind": "arxiv",
    "version": 1
  }
}