Pith Number

pith:2F5TLVYY

pith:2015:2F5TLVYYE6WLUWJZJ7EAEEAS6D

not attested not anchored not stored refs pending

Almost disjoint refinements and mixing reals

Barnab\'as Farkas, Yurii Khomskii, Zolt\'an Vidny\'anszky

arxiv:1510.05699 v1 · 2015-10-19 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F5TLVYYE6WLUWJZJ7EAEEAS6D}

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	2026-05-18T01:29:39.936309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17b35d71827acba59394fc8021012f0d9982efbc88915b022a1a86d6b9694fe

Aliases

arxiv: 1510.05699 · arxiv_version: 1510.05699v1 · doi: 10.48550/arxiv.1510.05699 · pith_short_12: 2F5TLVYYE6WL · pith_short_16: 2F5TLVYYE6WLUWJZ · pith_short_8: 2F5TLVYY

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/2F5TLVYYE6WLUWJZJ7EAEEAS6D \
  | 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: d17b35d71827acba59394fc8021012f0d9982efbc88915b022a1a86d6b9694fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fb5382b883e7d4b855bae1ef03ee5d613de2239a355910a457c6e0b91f4a683",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-10-19T21:43:29Z",
    "title_canon_sha256": "e89089d836149150808477661eceaa4fbd0eba16764627056f9f31c455675167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05699",
    "kind": "arxiv",
    "version": 1
  }
}