Pith Number

pith:EJLLBBPP

pith:2014:EJLLBBPPFZSA37CPAHHKMPJA5D

not attested not anchored not stored refs pending

Simplicial complexes of whisker type

Antonio Macchia, J\"urgen Herzog, Mina Bigdeli, Takayuki Hibi

arxiv:1411.7890 v2 · 2014-11-28 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EJLLBBPPFZSA37CPAHHKMPJA5D}

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	2026-05-18T02:32:07.154574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2256b085ef2e640dfc4f01cea63d20e8e1f9ebff62378dc78d544c8169a33dc6

Aliases

arxiv: 1411.7890 · arxiv_version: 1411.7890v2 · doi: 10.48550/arxiv.1411.7890 · pith_short_12: EJLLBBPPFZSA · pith_short_16: EJLLBBPPFZSA37CP · pith_short_8: EJLLBBPP

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/EJLLBBPPFZSA37CPAHHKMPJA5D \
  | 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: 2256b085ef2e640dfc4f01cea63d20e8e1f9ebff62378dc78d544c8169a33dc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49d6cba8f4e7e58609861211a2ccb50c68b39bc0a3176a05adbdd8f4ebae976d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2014-11-28T14:53:05Z",
    "title_canon_sha256": "4c678e7a8d97d0f66b2a0dce71f0eb2f94dd3f5adfeb5906132f95e9156fc58c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7890",
    "kind": "arxiv",
    "version": 2
  }
}