Pith Number

pith:ISDYZ6YT

pith:2014:ISDYZ6YTQI6XNHV6RHFABEFAG6

not attested not anchored not stored refs pending

A survey of subdivisions and local $h$-vectors

Christos A. Athanasiadis

arxiv:1403.7144 v2 · 2014-03-27 · 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{ISDYZ6YTQI6XNHV6RHFABEFAG6}

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	2026-05-18T01:29:59.575239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44878cfb13823d769ebe89ca0090a03791f42cdae6c6affddef5b0e345aa6ec4

Aliases

arxiv: 1403.7144 · arxiv_version: 1403.7144v2 · doi: 10.48550/arxiv.1403.7144 · pith_short_12: ISDYZ6YTQI6X · pith_short_16: ISDYZ6YTQI6XNHV6 · pith_short_8: ISDYZ6YT

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/ISDYZ6YTQI6XNHV6RHFABEFAG6 \
  | 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: 44878cfb13823d769ebe89ca0090a03791f42cdae6c6affddef5b0e345aa6ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "558376dbf7ff7e4521adfe32db9913c1560d7372845f720be866a40f2f49147d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-03-27T17:38:18Z",
    "title_canon_sha256": "82c4440f8066ea53ef62622b582dc878b9aea454fce0afbe69e50ef5b187ef85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7144",
    "kind": "arxiv",
    "version": 2
  }
}