Pith Number

pith:DSYZVGA5

pith:2020:DSYZVGA5OIKNYNBXH3B5FIGMWD

not attested not anchored not stored refs pending

Gaussian process aided function comparison using noisy scattered data

Abhinav Prakash, Rui Tuo, Yu Ding

arxiv:2003.07899 v2 · 2020-03-17 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSYZVGA5OIKNYNBXH3B5FIGMWD}

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	2026-07-05T04:11:03.279103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb19a981d7214dc34373ec3d2a0ccb0cbb20e325773f3690f485cb8d7756675

Aliases

arxiv: 2003.07899 · arxiv_version: 2003.07899v2 · doi: 10.48550/arxiv.2003.07899 · pith_short_12: DSYZVGA5OIKN · pith_short_16: DSYZVGA5OIKNYNBX · pith_short_8: DSYZVGA5

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/DSYZVGA5OIKNYNBXH3B5FIGMWD \
  | 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: 1cb19a981d7214dc34373ec3d2a0ccb0cbb20e325773f3690f485cb8d7756675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bd9274705c1d912f12fd6b64271c42774ecd29736e1d2ad6363c03b864821fb",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2020-03-17T19:15:16Z",
    "title_canon_sha256": "15c80c97a56cfe3171aea4cce1f85e1f9212c4df9c035a57d718fd6259a76abb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07899",
    "kind": "arxiv",
    "version": 2
  }
}