Pith Number

pith:AM3KTB4T

pith:2013:AM3KTB4TDAJJJBKTMHGC5UGJ5Y

not attested not anchored not stored refs pending

Semi-entwining structures and their applications

Bartosz Zielinski, Deepak Parashar, Florin F. Nichita

arxiv:1305.2215 v1 · 2013-05-09 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AM3KTB4TDAJJJBKTMHGC5UGJ5Y}

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	2026-05-18T03:26:08.410549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0336a98793181294855361cc2ed0c9ee1bdeb50237ec56ddb78639347179f822

Aliases

arxiv: 1305.2215 · arxiv_version: 1305.2215v1 · doi: 10.48550/arxiv.1305.2215 · pith_short_12: AM3KTB4TDAJJ · pith_short_16: AM3KTB4TDAJJJBKT · pith_short_8: AM3KTB4T

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/AM3KTB4TDAJJJBKTMHGC5UGJ5Y \
  | 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: 0336a98793181294855361cc2ed0c9ee1bdeb50237ec56ddb78639347179f822

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc768ab296d6fe9372b352f2c8aac52ef63752b7bd94f2481b730198e7ec725a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2013-05-09T20:59:55Z",
    "title_canon_sha256": "80756010eaf5d793db014b199ce3fddb138b9661aa94aa70e966ae9a4b762a88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2215",
    "kind": "arxiv",
    "version": 1
  }
}