Pith Number

pith:VQBYXSSQ

pith:2019:VQBYXSSQCNNGHOXTAOJ3Y74TYB

not attested not anchored not stored refs pending

Geometric simplicial embeddings of arc-type graphs

Ashley Weber, Hugo Parlier

arxiv:1902.11279 v1 · 2019-02-28 · 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{VQBYXSSQCNNGHOXTAOJ3Y74TYB}

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	2026-05-17T23:52:25.025300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac038bca50135a63baf30393bc7f93c05ae3dc4073b1a03147092365f1b7e9e3

Aliases

arxiv: 1902.11279 · arxiv_version: 1902.11279v1 · doi: 10.48550/arxiv.1902.11279 · pith_short_12: VQBYXSSQCNNG · pith_short_16: VQBYXSSQCNNGHOXT · pith_short_8: VQBYXSSQ

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/VQBYXSSQCNNGHOXTAOJ3Y74TYB \
  | 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: ac038bca50135a63baf30393bc7f93c05ae3dc4073b1a03147092365f1b7e9e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eee5ce8150f829d5fa91ad1374133ceb8e6d85c5355b6b7db82e95a2620c7320",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-02-28T18:35:13Z",
    "title_canon_sha256": "7a956229fae8991cc7d45b95eca2c5d691123ed3a4ee4675a1d9f8eaa14475f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11279",
    "kind": "arxiv",
    "version": 1
  }
}