Pith Number

pith:E7B7P6UV

pith:2016:E7B7P6UVM3DGXQTYRN4LFGNQTN

not attested not anchored not stored refs pending

On face numbers of flag simplicial complexes

Yury Ustinovskiy

arxiv:1610.03888 v1 · 2016-10-12 · 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{E7B7P6UVM3DGXQTYRN4LFGNQTN}

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	2026-05-18T01:02:23.126804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27c3f7fa9566c66bc2788b78b299b09b6ec0644fec0939f84c53c3f034c87700

Aliases

arxiv: 1610.03888 · arxiv_version: 1610.03888v1 · doi: 10.48550/arxiv.1610.03888 · pith_short_12: E7B7P6UVM3DG · pith_short_16: E7B7P6UVM3DGXQTY · pith_short_8: E7B7P6UV

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/E7B7P6UVM3DGXQTYRN4LFGNQTN \
  | 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: 27c3f7fa9566c66bc2788b78b299b09b6ec0644fec0939f84c53c3f034c87700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfc36d51bd7ee29076b6c6a5e4306ff475cb854eb19b5a92ec4b54f4756c6db2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-12T21:45:03Z",
    "title_canon_sha256": "383de15eb99337e88cbe8ed8e205c8715f29eb427bfdf818d38846d9ae95df33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03888",
    "kind": "arxiv",
    "version": 1
  }
}