Pith Number

pith:USSR6JW4

pith:2019:USSR6JW4ALHBL6CWYBQFPQE3MO

not attested not anchored not stored refs pending

Shepherding Hordes of Markov Chains

Joost-Pieter Katoen, Milan Ceska, Nils Jansen, Sebastian Junges

arxiv:1902.05727 v2 · 2019-02-15 · cs.LO · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{USSR6JW4ALHBL6CWYBQFPQE3MO}

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	2026-05-17T23:50:19.298624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4a51f26dc02ce15f856c06057c09b63a018b7524e191847d7b3852efcd9dc5a

Aliases

arxiv: 1902.05727 · arxiv_version: 1902.05727v2 · doi: 10.48550/arxiv.1902.05727 · pith_short_12: USSR6JW4ALHB · pith_short_16: USSR6JW4ALHBL6CW · pith_short_8: USSR6JW4

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/USSR6JW4ALHBL6CWYBQFPQE3MO \
  | 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: a4a51f26dc02ce15f856c06057c09b63a018b7524e191847d7b3852efcd9dc5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "121069d924212ef4a71ed0784acd85f7bcd879119b92a2f84528c5c9ce1040cf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-02-15T09:12:34Z",
    "title_canon_sha256": "3a622d83bf8d54804fa16d4a1c5183c8b27750c0273dfd8dce40380bed7bf435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05727",
    "kind": "arxiv",
    "version": 2
  }
}