Pith Number

pith:5XIPU4KK

pith:2021:5XIPU4KKZKQTSCDJXSLH6X43DM

not attested not anchored not stored refs pending

Confidence Composition for Monitors of Verification Assumptions

Insup Lee, Ivan Ruchkin, Matthew Cleaveland, Oleg Sokolsky, Pengyuan Lu, Radoslav Ivanov, Taylor Carpenter

arxiv:2111.03782 v3 · 2021-11-03 · cs.LO · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5XIPU4KKZKQTSCDJXSLH6X43DM}

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	2026-07-05T04:20:43.662327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edd0fa714acaa1390869bc967f5f9b1b1d4b11f295b3b0c54587765996281974

Aliases

arxiv: 2111.03782 · arxiv_version: 2111.03782v3 · doi: 10.48550/arxiv.2111.03782 · pith_short_12: 5XIPU4KKZKQT · pith_short_16: 5XIPU4KKZKQTSCDJ · pith_short_8: 5XIPU4KK

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/5XIPU4KKZKQTSCDJXSLH6X43DM \
  | 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: edd0fa714acaa1390869bc967f5f9b1b1d4b11f295b3b0c54587765996281974

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13c873fb4d872daccd0041809635f00cf6c3b8286ea79aefba7d8e8c66dc5317",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-11-03T18:14:35Z",
    "title_canon_sha256": "7612b70791771011c92f2a4781e7623a8107a48c2a390123bd269d087fce818c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.03782",
    "kind": "arxiv",
    "version": 3
  }
}