Pith Number

pith:2RPHCR2Z

pith:2021:2RPHCR2ZUHGMR5PI7P2C6RGQWO

not attested not anchored not stored refs pending

On the relationship between calibrated predictors and unbiased volume estimation

Dirk Vandermeulen, Frederik Maes, Jeroen Bertels, Matthew B. Blaschko, Teodora Popordanoska

arxiv:2112.12560 v1 · 2021-12-23 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2RPHCR2ZUHGMR5PI7P2C6RGQWO}

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	2026-07-05T03:43:28.767096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45e714759a1ccc8f5e8fbf42f44d0b38512720ac723fbaf549270f26961c17e

Aliases

arxiv: 2112.12560 · arxiv_version: 2112.12560v1 · doi: 10.48550/arxiv.2112.12560 · pith_short_12: 2RPHCR2ZUHGM · pith_short_16: 2RPHCR2ZUHGMR5PI · pith_short_8: 2RPHCR2Z

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/2RPHCR2ZUHGMR5PI7P2C6RGQWO \
  | 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: d45e714759a1ccc8f5e8fbf42f44d0b38512720ac723fbaf549270f26961c17e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35dbe5b9cf6ffd213a357b6484f5a2488fb6784d7001fc861efd9d948302d9b9",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-12-23T14:22:19Z",
    "title_canon_sha256": "8016d992504dcfae8e3d6d0fdb7028c68ae285f508068501f76d434a11da2f3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12560",
    "kind": "arxiv",
    "version": 1
  }
}