Pith Number

pith:ERO7LCPJ

pith:2015:ERO7LCPJF4T3NHE2QIGXROJOEE

not attested not anchored not stored refs pending

Minimal fibrations of dendroidal sets

Ieke Moerdijk, Joost Nuiten

arxiv:1509.01073 v1 · 2015-09-03 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ERO7LCPJF4T3NHE2QIGXROJOEE}

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	2026-05-18T00:54:20.766674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

245df589e92f27b69c9a820d78b92e212c30cd635d87d24532c04b0857bea62b

Aliases

arxiv: 1509.01073 · arxiv_version: 1509.01073v1 · doi: 10.48550/arxiv.1509.01073 · pith_short_12: ERO7LCPJF4T3 · pith_short_16: ERO7LCPJF4T3NHE2 · pith_short_8: ERO7LCPJ

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/ERO7LCPJF4T3NHE2QIGXROJOEE \
  | 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: 245df589e92f27b69c9a820d78b92e212c30cd635d87d24532c04b0857bea62b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "680d06ed2073092b9565d48a934bfd7cecf89655c8a25188d7345e2667d3741f",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-09-03T13:25:22Z",
    "title_canon_sha256": "38752c9e3da5efbe87f96807c910362f26a0355006aac36d9eae9a11978fd549"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01073",
    "kind": "arxiv",
    "version": 1
  }
}