Pith Number

pith:LQM2JQQY

pith:2012:LQM2JQQYESNV6Y6FJLYP7NOBYF

not attested not anchored not stored refs pending

Formal Verification of Monad Transformers

Brian Huffman

arxiv:1207.3208 v1 · 2012-07-13 · 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{LQM2JQQYESNV6Y6FJLYP7NOBYF}

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	2026-05-18T03:51:03.123207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c19a4c218249b5f63c54af0ffb5c1c146dd731e513febdde80fca48d7f74973

Aliases

arxiv: 1207.3208 · arxiv_version: 1207.3208v1 · doi: 10.48550/arxiv.1207.3208 · pith_short_12: LQM2JQQYESNV · pith_short_16: LQM2JQQYESNV6Y6F · pith_short_8: LQM2JQQY

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/LQM2JQQYESNV6Y6FJLYP7NOBYF \
  | 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: 5c19a4c218249b5f63c54af0ffb5c1c146dd731e513febdde80fca48d7f74973

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eaebd5a6c43dd163abc15b751369546cc0f3954e755493ce0cbd3b6668a6175",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-07-13T11:53:44Z",
    "title_canon_sha256": "a5dc2f39bdaaed72b6a0c1de78d8fc0c8ee961732344199317b55cd539535a89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3208",
    "kind": "arxiv",
    "version": 1
  }
}