Pith Number

pith:MN6XNZ5I

pith:2020:MN6XNZ5I7TUDVX74PLNWX2WMPY

not attested not anchored not stored refs pending

The Imandra Automated Reasoning System (system description)

Dave Aitken, Denis Ignatovich, Elijah Kagan, Ewen Maclean, Grant Olney Passmore, Kostya Kanishev, Matt Bray, Nicola Mometto, Simon Cruanes

arxiv:2004.10263 v1 · 2020-04-21 · cs.LO · cs.AI · cs.PL · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MN6XNZ5I7TUDVX74PLNWX2WMPY}

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	2026-07-05T00:57:27.235556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

637d76e7a8fce83adffc7adb6beacc7e2edb0f2d6f51754388e901ff4d86496f

Aliases

arxiv: 2004.10263 · arxiv_version: 2004.10263v1 · doi: 10.48550/arxiv.2004.10263 · pith_short_12: MN6XNZ5I7TUD · pith_short_16: MN6XNZ5I7TUDVX74 · pith_short_8: MN6XNZ5I

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/MN6XNZ5I7TUDVX74PLNWX2WMPY \
  | 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: 637d76e7a8fce83adffc7adb6beacc7e2edb0f2d6f51754388e901ff4d86496f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94ac27222749d43288ca4cb73f3e83e03c18a6e01f60e97fc6b3694a0db7add0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.PL",
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2020-04-21T19:57:34Z",
    "title_canon_sha256": "10455090b58fc9e6ad58e4fabd997f001cffa16e73cfd70b768bbe4b9dceaac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10263",
    "kind": "arxiv",
    "version": 1
  }
}