Pith Number

pith:LSEFEZGC

pith:2013:LSEFEZGCWPMI5KJV3DSZAJBZB3

not attested not anchored not stored refs pending

Cosmetic crossings of twisted knots

Cheryl Balm, Efstratia Kalfagianni

arxiv:1301.6369 v5 · 2013-01-27 · 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{LSEFEZGCWPMI5KJV3DSZAJBZB3}

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	2026-05-18T02:50:23.025790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c885264c2b3d88ea935d8e59024390eebbf7180888190d32b8dc680edded7d5

Aliases

arxiv: 1301.6369 · arxiv_version: 1301.6369v5 · doi: 10.48550/arxiv.1301.6369 · pith_short_12: LSEFEZGCWPMI · pith_short_16: LSEFEZGCWPMI5KJV · pith_short_8: LSEFEZGC

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/LSEFEZGCWPMI5KJV3DSZAJBZB3 \
  | 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: 5c885264c2b3d88ea935d8e59024390eebbf7180888190d32b8dc680edded7d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2b6d0b5e49e6b7ce8c3037ca9f6b9700b34ec0bda213ffcc73927824723ee43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-01-27T16:03:36Z",
    "title_canon_sha256": "9bdef75295abf285a654649e8e6282f795bb1fd1b7d71084c46a5af7785cde41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6369",
    "kind": "arxiv",
    "version": 5
  }
}