Pith Number

pith:TJCFBQWP

pith:2021:TJCFBQWPVLKMWFAXHESYT3KYDK

not attested not anchored not stored refs pending

Sequential Change Detection through Empirical Distribution and Universal Codes

R. K. Bansal, Vikrant Malik

arxiv:2112.07549 v1 · 2021-12-14 · cs.IT · 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{TJCFBQWPVLKMWFAXHESYT3KYDK}

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	2026-07-05T03:40:59.477429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a4450c2cfaad4cb1417392589ed581aa09d9437d1ffc7431d4f48b57d45bb96

Aliases

arxiv: 2112.07549 · arxiv_version: 2112.07549v1 · doi: 10.48550/arxiv.2112.07549 · pith_short_12: TJCFBQWPVLKM · pith_short_16: TJCFBQWPVLKMWFAX · pith_short_8: TJCFBQWP

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/TJCFBQWPVLKMWFAXHESYT3KYDK \
  | 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: 9a4450c2cfaad4cb1417392589ed581aa09d9437d1ffc7431d4f48b57d45bb96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08be3ade8bd30c38e9ee571c1c3093e5d1868f76f2ff3530fdf21f6c1eca2a43",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-12-14T16:56:47Z",
    "title_canon_sha256": "a61a82744b0f856ce7bee8a5d56192194d36a72d241d21cad1f8b09ab5cce698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07549",
    "kind": "arxiv",
    "version": 1
  }
}