Pith Number

pith:5ADDTZUU

pith:2018:5ADDTZUU6YNDPXDZO4VTZ3LEC7

not attested not anchored not stored refs pending

On the Complexity of Embeddable Simplicial Complexes

Anna Gundert

arxiv:1812.08447 v1 · 2018-12-20 · 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{5ADDTZUU6YNDPXDZO4VTZ3LEC7}

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	2026-05-17T23:57:49.960660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80639e694f61a37dc79772b3ced6417c1c2993f0acf1c99f83d0d0b425e8930

Aliases

arxiv: 1812.08447 · arxiv_version: 1812.08447v1 · doi: 10.48550/arxiv.1812.08447 · pith_short_12: 5ADDTZUU6YND · pith_short_16: 5ADDTZUU6YNDPXDZ · pith_short_8: 5ADDTZUU

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/5ADDTZUU6YNDPXDZO4VTZ3LEC7 \
  | 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: e80639e694f61a37dc79772b3ced6417c1c2993f0acf1c99f83d0d0b425e8930

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62d614afbfd9b4d12b625f77e2ad2656124d4af84ccbca4a2b0631b64bda4e1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-20T09:48:17Z",
    "title_canon_sha256": "c2344b4d53c58d164683473b07af60b4b09f4afd38cf53902ea2a31556e30ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08447",
    "kind": "arxiv",
    "version": 1
  }
}