Pith Number

pith:MP6NQHC7

pith:2018:MP6NQHC75DWAFONR6PXSWWXATP

not attested not anchored not stored refs pending

Towards a globular path object for weak $\infty$-groupoids

Edoardo Lanari

arxiv:1805.00156 v1 · 2018-05-01 · math.CT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MP6NQHC75DWAFONR6PXSWWXATP}

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	2026-05-18T00:17:10.433767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63fcd81c5fe8ec02b9b1f3ef2b5ae09bd5f33a0393a49416ca120b0450126a55

Aliases

arxiv: 1805.00156 · arxiv_version: 1805.00156v1 · doi: 10.48550/arxiv.1805.00156 · pith_short_12: MP6NQHC75DWA · pith_short_16: MP6NQHC75DWAFONR · pith_short_8: MP6NQHC7

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/MP6NQHC75DWAFONR6PXSWWXATP \
  | 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: 63fcd81c5fe8ec02b9b1f3ef2b5ae09bd5f33a0393a49416ca120b0450126a55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d61d36c215a2276587fab9208617f1d7965c8c114325b6ddbd271d01cf19a7ad",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2018-05-01T02:30:37Z",
    "title_canon_sha256": "1ed6ba192edf8f62d1f4892f3de06c8f470c22ecb8b969ce75de3c29b45320ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00156",
    "kind": "arxiv",
    "version": 1
  }
}