Pith Number

pith:FF72JKAA

pith:2014:FF72JKAA2HD4HVUGWKQVMRWNGN

not attested not anchored not stored refs pending

NeatSort - A practical adaptive algorithm

Domenico Cantone, Marcello La Rocca

arxiv:1407.6183 v1 · 2014-07-23 · 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{FF72JKAA2HD4HVUGWKQVMRWNGN}

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	2026-05-18T02:46:58.741725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

297fa4a800d1c7c3d686b2a15646cd33762d866fbc0c3dd2eee6e397b249a3b0

Aliases

arxiv: 1407.6183 · arxiv_version: 1407.6183v1 · doi: 10.48550/arxiv.1407.6183 · pith_short_12: FF72JKAA2HD4 · pith_short_16: FF72JKAA2HD4HVUG · pith_short_8: FF72JKAA

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/FF72JKAA2HD4HVUGWKQVMRWNGN \
  | 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: 297fa4a800d1c7c3d686b2a15646cd33762d866fbc0c3dd2eee6e397b249a3b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "106d32a4d892ec4e3abf48a54dcb57121f059ed3fa5d0b668c9e4f8a5d03129c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-07-23T11:58:11Z",
    "title_canon_sha256": "f019cedd561495a9cfea08083cb6b235e9e81c28c75a941ec2cb90d7030a1624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6183",
    "kind": "arxiv",
    "version": 1
  }
}