Pith Number

pith:MMMX4ZDV

pith:2015:MMMX4ZDVICTYIM6YAUQ62QUDAU

not attested not anchored not stored refs pending

Uniform Interpolation for Coalgebraic Fixpoint Logic

Fatemeh Seifan, Johannes Marti, Yde Venema

arxiv:1503.02319 v1 · 2015-03-08 · 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{MMMX4ZDVICTYIM6YAUQ62QUDAU}

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	2026-05-18T02:25:25.368848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63197e647540a78433d80521ed428305192575449e2e0c5c5a8343ad2284da65

Aliases

arxiv: 1503.02319 · arxiv_version: 1503.02319v1 · doi: 10.48550/arxiv.1503.02319 · pith_short_12: MMMX4ZDVICTY · pith_short_16: MMMX4ZDVICTYIM6Y · pith_short_8: MMMX4ZDV

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/MMMX4ZDVICTYIM6YAUQ62QUDAU \
  | 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: 63197e647540a78433d80521ed428305192575449e2e0c5c5a8343ad2284da65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdfb0105a55ce424da10dae12642d4a61c6bf7b2230e333374ca02f7883d4ce7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-03-08T20:44:58Z",
    "title_canon_sha256": "682d3e9867521993ff9f1186dfe0f56c3e853532b985963610309f4ddfbf055a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02319",
    "kind": "arxiv",
    "version": 1
  }
}