Pith Number

pith:F4RIFDNF

pith:2020:F4RIFDNF5P4D5WFI4BCWTKFMMO

not attested not anchored not stored refs pending

Algebraic Ground Truth Inference: Non-Parametric Estimation of Sample Errors by AI Algorithms

Aditya Chaganti, Andr\'es Corrada-Emmanuel, Edward Pantridge, Edward Zahrebelski, Simeon Simeonov

arxiv:2006.08312 v1 · 2020-06-15 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4RIFDNF5P4D5WFI4BCWTKFMMO}

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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.

Cited by

1 paper in Pith

Algebraic Evaluation Theorems

Receipt and verification

First computed	2026-07-05T01:10:20.133501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f22828da5ebf83ed8a8e04569a8ac6390962b67fa4ebbf6b988fa614a79e9d2

Aliases

arxiv: 2006.08312 · arxiv_version: 2006.08312v1 · doi: 10.48550/arxiv.2006.08312 · pith_short_12: F4RIFDNF5P4D · pith_short_16: F4RIFDNF5P4D5WFI · pith_short_8: F4RIFDNF

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/F4RIFDNF5P4D5WFI4BCWTKFMMO \
  | 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: 2f22828da5ebf83ed8a8e04569a8ac6390962b67fa4ebbf6b988fa614a79e9d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62a9122307a990b5a64459bf3d583e220603340fd9ca8972cdc11337122a8fb2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-06-15T12:04:47Z",
    "title_canon_sha256": "b5482a9bd1f4567c8e5b44b4784df2baa175163f3d62564f435ce7f8682db23e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.08312",
    "kind": "arxiv",
    "version": 1
  }
}