Pith Number

pith:DQNBX7HT

pith:2011:DQNBX7HT76COA5LG2SMNA65S47

not attested not anchored not stored refs pending

Modules over relative monads for syntax and semantics

Benedikt Ahrens

arxiv:1107.5252 v3 · 2011-07-26 · cs.LO · 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{DQNBX7HT76COA5LG2SMNA65S47}

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	2026-05-17T23:53:19.304808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c1a1bfcf3ff84e07566d498d07bb2e7c7e11e33fa2b731baa2180cc1cce202e

Aliases

arxiv: 1107.5252 · arxiv_version: 1107.5252v3 · doi: 10.48550/arxiv.1107.5252 · pith_short_12: DQNBX7HT76CO · pith_short_16: DQNBX7HT76COA5LG · pith_short_8: DQNBX7HT

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/DQNBX7HT76COA5LG2SMNA65S47 \
  | 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: 1c1a1bfcf3ff84e07566d498d07bb2e7c7e11e33fa2b731baa2180cc1cce202e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c01c8603e0b11c507c784e631ff46a728a5a6f3a2866aae08c3c1f4c99884902",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-07-26T16:06:20Z",
    "title_canon_sha256": "51f7e71eed1cd5995b54e1747b60e788e82aad6bc7309ad75195fc31b445391c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5252",
    "kind": "arxiv",
    "version": 3
  }
}