Pith Number

pith:N4P4TVZ5

pith:2012:N4P4TVZ5BWKUQWR74ZLSFDY65H

not attested not anchored not stored refs pending

On the derived dimension of abelian categories

Javad Asadollahi, Rasool Hafezi

arxiv:1201.0479 v1 · 2012-01-02 · 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{N4P4TVZ5BWKUQWR74ZLSFDY65H}

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	2026-05-18T01:28:21.855828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1fc9d73d0d95485a3fe657228f1ee9eaa6f53222a992862d21eace5982d983

Aliases

arxiv: 1201.0479 · arxiv_version: 1201.0479v1 · doi: 10.48550/arxiv.1201.0479 · pith_short_12: N4P4TVZ5BWKU · pith_short_16: N4P4TVZ5BWKUQWR7 · pith_short_8: N4P4TVZ5

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/N4P4TVZ5BWKUQWR74ZLSFDY65H \
  | 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: 6f1fc9d73d0d95485a3fe657228f1ee9eaa6f53222a992862d21eace5982d983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d0a70b41f3cf56c4f4872effcb91afdeab8254586aa4275ca63d5be5da35dc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2012-01-02T15:00:12Z",
    "title_canon_sha256": "8a78ce50a6ee5b61472ee4b21bcbc8b043c6603fe1908ed8239009c255653783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0479",
    "kind": "arxiv",
    "version": 1
  }
}