Pith Number

pith:4QE3CV2M

pith:2022:4QE3CV2MFHJFDSLFHY6JWHEYZX

not attested not anchored not stored refs pending

Hochschild homology of mod-$p$ motivic cohomology over algebraically closed fields

Bj{\o}rn Ian Dundas, Kyle Ormsby, Michael A. Hill, Paul Arne {\O}stv{\ae}r

arxiv:2204.00441 v1 · 2022-04-01 · math.AG · 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{4QE3CV2MFHJFDSLFHY6JWHEYZX}

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	2026-07-05T04:10:47.296493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e409b1574c29d251c9653e3c9b1c98cdc70c8d9bc72879f1118356ab771217f2

Aliases

arxiv: 2204.00441 · arxiv_version: 2204.00441v1 · doi: 10.48550/arxiv.2204.00441 · pith_short_12: 4QE3CV2MFHJF · pith_short_16: 4QE3CV2MFHJFDSLF · pith_short_8: 4QE3CV2M

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/4QE3CV2MFHJFDSLFHY6JWHEYZX \
  | 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: e409b1574c29d251c9653e3c9b1c98cdc70c8d9bc72879f1118356ab771217f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b91d0644ffbb8e1fadee288030475c0cda695ecdb14c4d027a9db0632534711e",
    "cross_cats_sorted": [
      "math.AT",
      "math.KT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2022-04-01T13:55:17Z",
    "title_canon_sha256": "9dde8b44a7da5e95cf450a726b36e564ad09dc9363e858330db0b0f4ec4a2f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.00441",
    "kind": "arxiv",
    "version": 1
  }
}