Pith Number

pith:3MA7JIE5

pith:2012:3MA7JIE57UIOJRZ34GFMTQC44L

not attested not anchored not stored refs pending

Register Allocation By Model Transformer Semantics

R. Kent Dybvig, Yin Wang

arxiv:1202.5539 v1 · 2012-02-24 · 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{3MA7JIE57UIOJRZ34GFMTQC44L}

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	2026-05-18T04:01:36.679923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db01f4a09dfd10e4c73be18ac9c05ce2ced3b89ea5270ac5e5283e6ca44f7c66

Aliases

arxiv: 1202.5539 · arxiv_version: 1202.5539v1 · doi: 10.48550/arxiv.1202.5539 · pith_short_12: 3MA7JIE57UIO · pith_short_16: 3MA7JIE57UIOJRZ3 · pith_short_8: 3MA7JIE5

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/3MA7JIE57UIOJRZ34GFMTQC44L \
  | 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: db01f4a09dfd10e4c73be18ac9c05ce2ced3b89ea5270ac5e5283e6ca44f7c66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "043b69a292735961b40faf832375221fdae45c8045b0e32eda7ab0e6afdb68b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-02-24T19:58:26Z",
    "title_canon_sha256": "ba3dbddb1bd5a32385d0ec9271056ab48ec7860aaf3f48629b54ef97668b14ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5539",
    "kind": "arxiv",
    "version": 1
  }
}