Pith Number

pith:G6ADNKTY

pith:2019:G6ADNKTYUQXV2NMRLCXQRJBQGQ

not attested not anchored not stored refs pending

Modelling competing theories

Alessandra Palmigiano, Andrew Craig, Nachoem M. Wijnberg, Willem Conradie

arxiv:1905.11748 v2 · 2019-05-28 · 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{G6ADNKTYUQXV2NMRLCXQRJBQGQ}

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	2026-05-17T23:42:02.161941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

378036aa78a42f5d359158af08a43034054d57774bee14c4069d7c87c0adf462

Aliases

arxiv: 1905.11748 · arxiv_version: 1905.11748v2 · doi: 10.48550/arxiv.1905.11748 · pith_short_12: G6ADNKTYUQXV · pith_short_16: G6ADNKTYUQXV2NMR · pith_short_8: G6ADNKTY

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/G6ADNKTYUQXV2NMRLCXQRJBQGQ \
  | 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: 378036aa78a42f5d359158af08a43034054d57774bee14c4069d7c87c0adf462

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b44cd7dc442268f0549272e232e61157c47e1aa9d481840dcd967236715d835",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2019-05-28T11:26:25Z",
    "title_canon_sha256": "edfbfaf534a64578d4e6429a14c2af893d62778ce517f142a43fda9606b652bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11748",
    "kind": "arxiv",
    "version": 2
  }
}