Pith Number

pith:FEMC7UQ5

pith:2014:FEMC7UQ5T5DV33TJ5LM76VAJN6

not attested not anchored not stored refs pending

Towards a Compiler for Reals

Eva Darulova, Viktor Kuncak

arxiv:1410.0198 v3 · 2014-10-01 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEMC7UQ5T5DV33TJ5LM76VAJN6}

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	2026-05-18T01:19:16.258955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29182fd21d9f475dee69ead9ff54096fb83e8e7c050963882b516271b6a788ca

Aliases

arxiv: 1410.0198 · arxiv_version: 1410.0198v3 · doi: 10.48550/arxiv.1410.0198 · pith_short_12: FEMC7UQ5T5DV · pith_short_16: FEMC7UQ5T5DV33TJ · pith_short_8: FEMC7UQ5

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/FEMC7UQ5T5DV33TJ5LM76VAJN6 \
  | 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: 29182fd21d9f475dee69ead9ff54096fb83e8e7c050963882b516271b6a788ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df3e0ac9a97198f6d5f35308c080271f52df63917ba00e90a1eee263c84ab7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2014-10-01T12:17:40Z",
    "title_canon_sha256": "8986334264fe4c1a88abff82f5dd392c737626f2d18865f544e5ffc02c7dab0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0198",
    "kind": "arxiv",
    "version": 3
  }
}