Pith Number

pith:BDO5YA7V

pith:2017:BDO5YA7VNEA6L7VQCQ3DXLYSNB

not attested not anchored not stored refs pending

Metrics for Formal Structures, with an Application to Kripke Models and their Dynamics

Dominik Klein, Rasmus K. Rendsvig

arxiv:1704.00977 v4 · 2017-04-04 · math.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{BDO5YA7VNEA6L7VQCQ3DXLYSNB}

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	2026-05-18T00:36:43.307576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08dddc03f56901e5feb014363baf126874bc419ab5911222178ef0efce3e55aa

Aliases

arxiv: 1704.00977 · arxiv_version: 1704.00977v4 · doi: 10.48550/arxiv.1704.00977 · pith_short_12: BDO5YA7VNEA6 · pith_short_16: BDO5YA7VNEA6L7VQ · pith_short_8: BDO5YA7V

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/BDO5YA7VNEA6L7VQCQ3DXLYSNB \
  | 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: 08dddc03f56901e5feb014363baf126874bc419ab5911222178ef0efce3e55aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69433e5dd942fac1d7730478ad8079574f0437ac473b5722ff4fd695fa08bf95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-04-04T12:24:25Z",
    "title_canon_sha256": "6f08a3674e1347b50be5c7dac055d22bbda045826718a29f9c5ebdf3a2d3d69a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00977",
    "kind": "arxiv",
    "version": 4
  }
}