Pith Number

pith:J25EBBYS

pith:2013:J25EBBYSTZ3RSA3YNJJ2GNGFZU

not attested not anchored not stored refs pending

Permutonestohedra

Giovanni Gaiffi

arxiv:1305.6097 v3 · 2013-05-27 · 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{J25EBBYSTZ3RSA3YNJJ2GNGFZU}

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	2026-05-18T02:56:58.449565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eba4087129e771903786a53a334c5cd12dd7780f8f2f84e2fadea57efc90dd9

Aliases

arxiv: 1305.6097 · arxiv_version: 1305.6097v3 · doi: 10.48550/arxiv.1305.6097 · pith_short_12: J25EBBYSTZ3R · pith_short_16: J25EBBYSTZ3RSA3Y · pith_short_8: J25EBBYS

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/J25EBBYSTZ3RSA3YNJJ2GNGFZU \
  | 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: 4eba4087129e771903786a53a334c5cd12dd7780f8f2f84e2fadea57efc90dd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "110dc212657383235f5766e24b92c272e915b1c6c0e3b7f1ab1a6333f377b4bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-05-27T03:00:53Z",
    "title_canon_sha256": "b8f5e85f5eec6eeaff3acd2ec7bbea798580fd0fdf2da9d0be39141dc7f04266"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6097",
    "kind": "arxiv",
    "version": 3
  }
}