Pith Number

pith:4KKC23ZH

pith:2017:4KKC23ZHCGHLM4SPZK56CDZD37

not attested not anchored not stored refs pending

Comparing cyclotomic structures on different models for topological Hochschild homology

Calvin Woo, Cary Malkiewich, Emanuele Dotto, Irakli Patchkoria, Steffen Sagave

arxiv:1707.07862 v2 · 2017-07-25 · math.AT · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KKC23ZHCGHLM4SPZK56CDZD37}

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	2026-05-17T23:42:59.167072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2942d6f27118eb6724fcabbe10f23dfe0e009e346d6d0b155cfd7928b24e55c

Aliases

arxiv: 1707.07862 · arxiv_version: 1707.07862v2 · doi: 10.48550/arxiv.1707.07862 · pith_short_12: 4KKC23ZHCGHL · pith_short_16: 4KKC23ZHCGHLM4SP · pith_short_8: 4KKC23ZH

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/4KKC23ZHCGHLM4SPZK56CDZD37 \
  | 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: e2942d6f27118eb6724fcabbe10f23dfe0e009e346d6d0b155cfd7928b24e55c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac4346a6a6a502d283177d083de855ee2106a913dd36f621c7a43b3fa576b72f",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-07-25T09:11:07Z",
    "title_canon_sha256": "d47665d467b562cf54f031050bd9aed72b9e8d7832f8d9dabb5afcb86f2d0017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07862",
    "kind": "arxiv",
    "version": 2
  }
}