Pith Number

pith:CHVY5X6M

pith:2015:CHVY5X6MIDUXFTXBMTINIHLQLS

not attested not anchored not stored refs pending

On the higher Whitehead product

Marek Golasi\'nski, Thiago de Melo

arxiv:1508.06118 v2 · 2015-08-25 · 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{CHVY5X6MIDUXFTXBMTINIHLQLS}

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	2026-05-18T01:17:25.425378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11eb8edfcc40e972cee164d0d41d705cb22c024e6b53a1f0ae64109e97044f2d

Aliases

arxiv: 1508.06118 · arxiv_version: 1508.06118v2 · doi: 10.48550/arxiv.1508.06118 · pith_short_12: CHVY5X6MIDUX · pith_short_16: CHVY5X6MIDUXFTXB · pith_short_8: CHVY5X6M

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/CHVY5X6MIDUXFTXBMTINIHLQLS \
  | 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: 11eb8edfcc40e972cee164d0d41d705cb22c024e6b53a1f0ae64109e97044f2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f0020c74814ed967b8c7869fea8e53424f6f99a11266744909b5c6afc56034a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-08-25T11:47:12Z",
    "title_canon_sha256": "730314f184f019741845151618c8198cf4b07f7cbe0804174983ad8ae0d99508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06118",
    "kind": "arxiv",
    "version": 2
  }
}