Pith Number

pith:A2RXE7DN

pith:2014:A2RXE7DNCWDPEPPCBEQMPRN6W5

not attested not anchored not stored refs pending

On n-dependent groups and fields

Nadja Hempel (ICJ)

arxiv:1401.4880 v3 · 2014-01-20 · 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{A2RXE7DNCWDPEPPCBEQMPRN6W5}

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	2026-05-18T01:31:30.338946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06a3727c6d1586f23de20920c7c5beb761b855f1c71be1f9d84cd930be8f6f2a

Aliases

arxiv: 1401.4880 · arxiv_version: 1401.4880v3 · doi: 10.48550/arxiv.1401.4880 · pith_short_12: A2RXE7DNCWDP · pith_short_16: A2RXE7DNCWDPEPPC · pith_short_8: A2RXE7DN

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/A2RXE7DNCWDPEPPCBEQMPRN6W5 \
  | 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: 06a3727c6d1586f23de20920c7c5beb761b855f1c71be1f9d84cd930be8f6f2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5545691f0ea1f67029e1308b91ddf3dcf6cc3493fbb7ed3e79a6b4e9a34b8a4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-01-20T13:01:17Z",
    "title_canon_sha256": "26cda4452e376c94e368f0b7f34c26ad8e22febb057f5e4be4ae6fe75ecb6323"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4880",
    "kind": "arxiv",
    "version": 3
  }
}