Pith Number

pith:4U4MACTT

pith:2014:4U4MACTTXEA3SB6HXX27ROH5WY

not attested not anchored not stored refs pending

Finite basis problem for identities with involution

Irina Sviridova

arxiv:1410.2233 v2 · 2014-10-08 · 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{4U4MACTTXEA3SB6HXX27ROH5WY}

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	2026-05-18T02:31:59.181845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e538c00a73b901b907c7bdf5f8b8fdb62bd12ef965ed924994c53fa7d81589c4

Aliases

arxiv: 1410.2233 · arxiv_version: 1410.2233v2 · doi: 10.48550/arxiv.1410.2233 · pith_short_12: 4U4MACTTXEA3 · pith_short_16: 4U4MACTTXEA3SB6H · pith_short_8: 4U4MACTT

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/4U4MACTTXEA3SB6HXX27ROH5WY \
  | 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: e538c00a73b901b907c7bdf5f8b8fdb62bd12ef965ed924994c53fa7d81589c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e913d06d4aa5706f2fa483bc3df9e46ccaca788b0be88a9527c60c5dfe3b8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-10-08T19:52:04Z",
    "title_canon_sha256": "59f736a473277b59aa39fa148fd5da62e3f0eacba8f1e6da8c84de16ff9b0e7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2233",
    "kind": "arxiv",
    "version": 2
  }
}