Pith Number

pith:GII7VPMV

pith:2003:GII7VPMVYIQX2WD6OOSX6OGMAJ

not attested not anchored not stored refs pending

The Chameleon Type Debugger (Tool Demonstration)

Jeremy Wazny, Martin Sulzmann, Peter J. Stuckey

arxiv:cs/0311023 v1 · 2003-11-17 · 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{GII7VPMVYIQX2WD6OOSX6OGMAJ}

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	2026-07-04T14:24:38.678935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3211fabd95c2217d587e73a57f38cc02741df790821de79a52f43ec3638e7f16

Aliases

arxiv: cs/0311023 · arxiv_version: cs/0311023v1 · doi: 10.48550/arxiv.cs/0311023 · pith_short_12: GII7VPMVYIQX · pith_short_16: GII7VPMVYIQX2WD6 · pith_short_8: GII7VPMV

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/GII7VPMVYIQX2WD6OOSX6OGMAJ \
  | 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: 3211fabd95c2217d587e73a57f38cc02741df790821de79a52f43ec3638e7f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1ef55905e6e344fa801b7eef3dc99a39142823bfa6aeb4e4a8e426852c14846",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.PL",
    "submitted_at": "2003-11-17T23:06:18Z",
    "title_canon_sha256": "a5fcec2bd9c1490eb64e04732787ffb55dc516390812e1c83c5b3b34ae9c8509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0311023",
    "kind": "arxiv",
    "version": 1
  }
}