Pith Number

pith:GDYPR53B

pith:2018:GDYPR53BLGPMUH7KHNZLLMNUCT

not attested not anchored not stored refs pending

Khovanov homology and diagonalisable Frobenius algebras

Paul Turner

arxiv:1803.10079 v1 · 2018-03-27 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDYPR53BLGPMUH7KHNZLLMNUCT}

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	2026-05-18T00:20:00.519130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f0f8f761599eca1fea3b72b5b1b414f151ee352472a5056b1842e4e2a91dc8

Aliases

arxiv: 1803.10079 · arxiv_version: 1803.10079v1 · doi: 10.48550/arxiv.1803.10079 · pith_short_12: GDYPR53BLGPM · pith_short_16: GDYPR53BLGPMUH7K · pith_short_8: GDYPR53B

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/GDYPR53BLGPMUH7KHNZLLMNUCT \
  | 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: 30f0f8f761599eca1fea3b72b5b1b414f151ee352472a5056b1842e4e2a91dc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8edadc372204fef38b8b0005408bf08b8d09bff0fb645253f975a7d38235ebff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-03-27T13:51:38Z",
    "title_canon_sha256": "410f0ce58a32188094cf9544340ce44ecab8639e1dd8aa679d0d4f04dc1eb6e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10079",
    "kind": "arxiv",
    "version": 1
  }
}