Pith Number

pith:4QLHGMYD

pith:2014:4QLHGMYDSQ5GR7FR53UDGMY3RC

not attested not anchored not stored refs pending

Interchange Rings

Charles Edmunds

arxiv:1402.3699 v1 · 2014-02-15 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QLHGMYDSQ5GR7FR53UDGMY3RC}

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	2026-05-18T01:14:45.749045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e416733303943a68fcb1eee833331b88afe4dab13191177f17b35b1757b7e2a2

Aliases

arxiv: 1402.3699 · arxiv_version: 1402.3699v1 · doi: 10.48550/arxiv.1402.3699 · pith_short_12: 4QLHGMYDSQ5G · pith_short_16: 4QLHGMYDSQ5GR7FR · pith_short_8: 4QLHGMYD

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/4QLHGMYDSQ5GR7FR53UDGMY3RC \
  | 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: e416733303943a68fcb1eee833331b88afe4dab13191177f17b35b1757b7e2a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6094c311224523c1eb6d7bb8011fdad5f8210cad9619a1ab90e7b22c3b9d5ce1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-02-15T15:12:10Z",
    "title_canon_sha256": "2254b5e25089f79ae7b7e258038bef8b906ba72c47966cdbde1461f550b085da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3699",
    "kind": "arxiv",
    "version": 1
  }
}