Pith Number

pith:C6TDQTWP

pith:2020:C6TDQTWPUDNALYBMNE4UVQRCRP

not attested not anchored not stored refs pending

Sigma-continuity with closed witnesses

Benjamin D. Miller, Rapha\"el Carroy

arxiv:2002.09984 v1 · 2020-02-23 · math.LO · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6TDQTWPUDNALYBMNE4UVQRCRP}

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	2026-07-05T00:43:13.436634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a6384ecfa0da05e02c69394ac2228bf45ea2f1a8739229d5413f016e5fbf9f

Aliases

arxiv: 2002.09984 · arxiv_version: 2002.09984v1 · doi: 10.48550/arxiv.2002.09984 · pith_short_12: C6TDQTWPUDNA · pith_short_16: C6TDQTWPUDNALYBM · pith_short_8: C6TDQTWP

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/C6TDQTWPUDNALYBMNE4UVQRCRP \
  | 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: 17a6384ecfa0da05e02c69394ac2228bf45ea2f1a8739229d5413f016e5fbf9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4881ee54b535c82c51aa26e1f08b3ecf225b3b978bb92774de438067e09b25ee",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2020-02-23T21:05:51Z",
    "title_canon_sha256": "652d91a9141b8752790b2fa9e156aabcd42dc57e2b8eab82b1ba741d294e9d6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09984",
    "kind": "arxiv",
    "version": 1
  }
}