Pith Number

pith:DULXH7JC

pith:2019:DULXH7JCQJTOUAWV2RQHNUSA5P

not attested not anchored not stored refs pending

Towards Comparing Programming Paradigms

Alexander W\"ohrer, Igor Ivkic, Markus Tauber

arxiv:1905.06777 v1 · 2019-05-15 · cs.HC · cs.CL · cs.PL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DULXH7JCQJTOUAWV2RQHNUSA5P}

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	2026-05-17T23:46:01.097012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d1773fd228266ea02d5d46076d240ebdcd41149aa81835d991648169eac9e5a

Aliases

arxiv: 1905.06777 · arxiv_version: 1905.06777v1 · doi: 10.48550/arxiv.1905.06777 · pith_short_12: DULXH7JCQJTO · pith_short_16: DULXH7JCQJTOUAWV · pith_short_8: DULXH7JC

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/DULXH7JCQJTOUAWV2RQHNUSA5P \
  | 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: 1d1773fd228266ea02d5d46076d240ebdcd41149aa81835d991648169eac9e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9b3c81b6bd5f1123e8c8f0a014c5ee91f2a81fb561192e363f24b57d6698cf8",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.PL",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-05-15T09:55:10Z",
    "title_canon_sha256": "e0e7efc0d9c8c12a1fc14cd3fcd26e6778343df2a35bb64d8b873c39a3809fc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06777",
    "kind": "arxiv",
    "version": 1
  }
}