Pith Number

pith:B7ULXIAP

pith:2014:B7ULXIAPBDR3TKXFAJNWUSAT55

not attested not anchored not stored refs pending

$n$-abelian and $n$-exact categories

Gustavo Jasso

arxiv:1405.7805 v3 · 2014-05-30 · math.CT · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7ULXIAPBDR3TKXFAJNWUSAT55}

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	2026-05-18T00:42:24.235599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fe8bba00f08e3b9aae5025b6a4813ef632401a3b2000f31d6f65b347b826504

Aliases

arxiv: 1405.7805 · arxiv_version: 1405.7805v3 · doi: 10.48550/arxiv.1405.7805 · pith_short_12: B7ULXIAPBDR3 · pith_short_16: B7ULXIAPBDR3TKXF · pith_short_8: B7ULXIAP

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/B7ULXIAPBDR3TKXFAJNWUSAT55 \
  | 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: 0fe8bba00f08e3b9aae5025b6a4813ef632401a3b2000f31d6f65b347b826504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4ab398c1fbb6690bc0d93a23b35b566157228ab1614708491ebb87f8cec374c",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2014-05-30T09:25:27Z",
    "title_canon_sha256": "59b52b4f8f7ac4ac0d7d78f5072a9e325e4eb868f2778c012a52eba93b0517d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.7805",
    "kind": "arxiv",
    "version": 3
  }
}