Pith Number

pith:VEPZVYNK

pith:2017:VEPZVYNKOKPQUDYSQO3F2DQJKE

not attested not anchored not stored refs pending

Properties of the Secondary Hochschild Homology

Jacob Laubacher

arxiv:1705.02656 v1 · 2017-05-07 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEPZVYNKOKPQUDYSQO3F2DQJKE}

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	2026-05-18T00:44:55.983845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a91f9ae1aa729f0a0f1283b65d0e09512c907a9f063dc7c43be59de428da21d6

Aliases

arxiv: 1705.02656 · arxiv_version: 1705.02656v1 · doi: 10.48550/arxiv.1705.02656 · pith_short_12: VEPZVYNKOKPQ · pith_short_16: VEPZVYNKOKPQUDYS · pith_short_8: VEPZVYNK

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/VEPZVYNKOKPQUDYSQO3F2DQJKE \
  | 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: a91f9ae1aa729f0a0f1283b65d0e09512c907a9f063dc7c43be59de428da21d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1be3e7fb74528741f3d0f566f70da268fcc3abf3c5d19056545b314c3f2f3c74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-05-07T16:52:46Z",
    "title_canon_sha256": "77dfc38f77892f29c37bce0eb441aac3fcd8468f2f5d70729b4d90aece3f5e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02656",
    "kind": "arxiv",
    "version": 1
  }
}