Pith Number

pith:7Q5UNHAL

pith:2017:7Q5UNHALM2DOMUXH2FAQIZAVHJ

not attested not anchored not stored refs pending

Markov processes with darning and their approximations

Jun Peng, Zhen-Qing Chen

arxiv:1702.01898 v1 · 2017-02-07 · math.PR

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

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	2026-05-18T00:51:10.949224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc3b469c0b6686e652e7d1410464153a62fdf757ff3d49e3275e6be2924b2184

Aliases

arxiv: 1702.01898 · arxiv_version: 1702.01898v1 · doi: 10.48550/arxiv.1702.01898 · pith_short_12: 7Q5UNHALM2DO · pith_short_16: 7Q5UNHALM2DOMUXH · pith_short_8: 7Q5UNHAL

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/7Q5UNHALM2DOMUXH2FAQIZAVHJ \
  | 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: fc3b469c0b6686e652e7d1410464153a62fdf757ff3d49e3275e6be2924b2184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4633c62c67b9d176dc66f45ad6ce4c94ecf2d955827aef02bd53741b2eabb33a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-02-07T07:03:40Z",
    "title_canon_sha256": "9ad50956d337149961c3a0034fc15130a74170fa9979985d5e7070bb12268490"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01898",
    "kind": "arxiv",
    "version": 1
  }
}