Pith Number

pith:XNRTOXTM

pith:2013:XNRTOXTM54WDGD3U3UWRHW3IRZ

not attested not anchored not stored refs pending

Pretty-big-step-semantics-based Certified Abstract Interpretation (Preliminary version)

Alan Schmitt (Inria), INRIA), Martin Bodin (ENS Lyon, Thomas Jensen (Inria)

arxiv:1309.5149 v1 · 2013-09-20 · cs.PL · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNRTOXTM54WDGD3U3UWRHW3IRZ}

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	2026-05-18T03:12:47.455092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb63375e6cef2c330f74dd2d13db688e67e8b52c6ba541c8233c505baa61fb1e

Aliases

arxiv: 1309.5149 · arxiv_version: 1309.5149v1 · doi: 10.48550/arxiv.1309.5149 · pith_short_12: XNRTOXTM54WD · pith_short_16: XNRTOXTM54WDGD3U · pith_short_8: XNRTOXTM

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/XNRTOXTM54WDGD3U3UWRHW3IRZ \
  | 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: bb63375e6cef2c330f74dd2d13db688e67e8b52c6ba541c8233c505baa61fb1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49ea3bb1fc35dfd060efd4c4203d3da8a13d4ca57a15770277d5f8f01e5847ec",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2013-09-20T01:46:06Z",
    "title_canon_sha256": "c005c6c397f20e0a0df7a04c2db79b2ec88be3bb7b59bd3be70d93462d0d10f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5149",
    "kind": "arxiv",
    "version": 1
  }
}