Pith Number

pith:XIMRLLJD

pith:2017:XIMRLLJDB2ZDRLNGS4FJCCCYPG

not attested not anchored not stored refs pending

$A_\infty$ structures and Massey products

Jos\'e M. Moreno-Fern\'andez

arxiv:1705.06897 v2 · 2017-05-19 · 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{XIMRLLJDB2ZDRLNGS4FJCCCYPG}

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	2026-05-18T00:26:16.403086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba1915ad230eb238ada6970a91085879b5e53726b40b8af4b968a424bd3f4dd0

Aliases

arxiv: 1705.06897 · arxiv_version: 1705.06897v2 · doi: 10.48550/arxiv.1705.06897 · pith_short_12: XIMRLLJDB2ZD · pith_short_16: XIMRLLJDB2ZDRLNG · pith_short_8: XIMRLLJD

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/XIMRLLJDB2ZDRLNGS4FJCCCYPG \
  | 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: ba1915ad230eb238ada6970a91085879b5e53726b40b8af4b968a424bd3f4dd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f77616c08cb2f8ee44a366e1a075bd9dbdabb99760a1702751ac3f0885a7272",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-05-19T09:15:46Z",
    "title_canon_sha256": "2d5bc472e5f16f717457f254fc1657e9f9b35d33aca8d5219d0290c1a9c6d7df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06897",
    "kind": "arxiv",
    "version": 2
  }
}