Pith Number

pith:KVLLJLAI

pith:2020:KVLLJLAILYIJVOBWSPGPMSJN5F

not attested not anchored not stored refs pending

Estimation theory and gravity

Can Gokler

arxiv:2003.02221 v4 · 2020-03-03 · quant-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVLLJLAILYIJVOBWSPGPMSJN5F}

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	2026-07-05T02:16:25.999540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5556b4ac085e109ab83693ccf6492de973965b106d07b5f8b5d4098f95996ca5

Aliases

arxiv: 2003.02221 · arxiv_version: 2003.02221v4 · doi: 10.48550/arxiv.2003.02221 · pith_short_12: KVLLJLAILYIJ · pith_short_16: KVLLJLAILYIJVOBW · pith_short_8: KVLLJLAI

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/KVLLJLAILYIJVOBWSPGPMSJN5F \
  | 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: 5556b4ac085e109ab83693ccf6492de973965b106d07b5f8b5d4098f95996ca5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce89b0d86b18e30762036acc42c50768496a5e226f763f5239bc809cf29abe5d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-03-03T06:23:40Z",
    "title_canon_sha256": "2a449dfbeed867e394bdd32371514314dbc87855a619b5f756be7245745cb55d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.02221",
    "kind": "arxiv",
    "version": 4
  }
}