Pith Number

pith:QU7J2TC2

pith:2019:QU7J2TC2WNJBGUWAUURI7G2HD6

not attested not anchored not stored refs pending

Status from a Random Field: How Densely Should One Update?

Sheng Zhou, Zhiyuan Jiang

arxiv:1901.05096 v1 · 2019-01-16 · cs.IT · cs.NI · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QU7J2TC2WNJBGUWAUURI7G2HD6}

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	2026-05-17T23:56:11.966248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

853e9d4c5ab3521352c0a5228f9b471fb256bbd2165df85be30e906a25ebf762

Aliases

arxiv: 1901.05096 · arxiv_version: 1901.05096v1 · doi: 10.48550/arxiv.1901.05096 · pith_short_12: QU7J2TC2WNJB · pith_short_16: QU7J2TC2WNJBGUWA · pith_short_8: QU7J2TC2

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/QU7J2TC2WNJBGUWAUURI7G2HD6 \
  | 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: 853e9d4c5ab3521352c0a5228f9b471fb256bbd2165df85be30e906a25ebf762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f64e4cdb3afe8d74860fc482c7294fdd62a43507721b39e1ad8a47bf8dd58c5a",
    "cross_cats_sorted": [
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-16T01:01:06Z",
    "title_canon_sha256": "de4e328eb1582103d489f19293e440fe85fe72004560da06277e74357823e551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05096",
    "kind": "arxiv",
    "version": 1
  }
}