Pith Number

pith:AN3MCSFK

pith:2017:AN3MCSFKBNHY2PZ4US3ANI3LHX

not attested not anchored not stored refs pending

Embedding simply connected 2-complexes in 3-space -- III. Constraint minors

Johannes Carmesin

arxiv:1709.04645 v1 · 2017-09-14 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AN3MCSFKBNHY2PZ4US3ANI3LHX}

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	2026-05-18T00:35:11.045263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0376c148aa0b4f8d3f3ca4b606a36b3dd5866d8dc72bdae0d76ad94ee5426fb1

Aliases

arxiv: 1709.04645 · arxiv_version: 1709.04645v1 · doi: 10.48550/arxiv.1709.04645 · pith_short_12: AN3MCSFKBNHY · pith_short_16: AN3MCSFKBNHY2PZ4 · pith_short_8: AN3MCSFK

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/AN3MCSFKBNHY2PZ4US3ANI3LHX \
  | 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: 0376c148aa0b4f8d3f3ca4b606a36b3dd5866d8dc72bdae0d76ad94ee5426fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7ab5db37016b511c82e5092d209229f505e139fe67b82f45294710219f45a20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-09-14T07:48:17Z",
    "title_canon_sha256": "157c9c69eb5845a839e10f0ff6e41c94bccd42a970f12fd5a236d51f5525a4a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04645",
    "kind": "arxiv",
    "version": 1
  }
}