Pith Number

pith:TKGYQHPZ

pith:2014:TKGYQHPZUUM2TYANBLFUZWDDAZ

not attested not anchored not stored refs pending

Task Assignment in Tree-Like Hierarchical Structures

Cem Evrendilek, Ismail Hakki Toroslu, Sasan Hashemi

arxiv:1404.0783 v1 · 2014-04-03 · 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{TKGYQHPZUUM2TYANBLFUZWDDAZ}

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	2026-05-18T02:54:55.534233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a8d881df9a519a9e00d0acb4cd863065f4c6020ad8b9bc129818209cfc43711

Aliases

arxiv: 1404.0783 · arxiv_version: 1404.0783v1 · doi: 10.48550/arxiv.1404.0783 · pith_short_12: TKGYQHPZUUM2 · pith_short_16: TKGYQHPZUUM2TYAN · pith_short_8: TKGYQHPZ

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/TKGYQHPZUUM2TYANBLFUZWDDAZ \
  | 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: 9a8d881df9a519a9e00d0acb4cd863065f4c6020ad8b9bc129818209cfc43711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5bd0814df4445bafbd8c4db23e0a20f77b2906f0e88b7665b1f04ef73016639",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-04-03T07:16:49Z",
    "title_canon_sha256": "47a0a0ca63d8526b836a45ed6dcf4b3aad324265a69d75c8c1cdd301da2102f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0783",
    "kind": "arxiv",
    "version": 1
  }
}