Pith Number

pith:KK2W3E3S

pith:2020:KK2W3E3SI5CYPZ4VX3QRUDYZEG

not attested not anchored not stored refs pending

Milnor-Witt Motives

Baptiste Calm\`es, Fr\'ed\'eric D\'eglise, Jean Fasel, Paul Arne {\O}stv{\ae}r, Tom Bachmann

arxiv:2004.06634 v2 · 2020-04-14 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KK2W3E3SI5CYPZ4VX3QRUDYZEG}

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.

Cited by

1 paper in Pith

A cellular (co)homology computation for $\overline{M_{0,n}}$

Receipt and verification

First computed	2026-07-05T04:11:03.354505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52b56d9372474587e795bee11a0f19218ade6fc607f94f605e5cc53c4553571a

Aliases

arxiv: 2004.06634 · arxiv_version: 2004.06634v2 · doi: 10.48550/arxiv.2004.06634 · pith_short_12: KK2W3E3SI5CY · pith_short_16: KK2W3E3SI5CYPZ4V · pith_short_8: KK2W3E3S

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/KK2W3E3SI5CYPZ4VX3QRUDYZEG \
  | 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: 52b56d9372474587e795bee11a0f19218ade6fc607f94f605e5cc53c4553571a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1227a67ff4b0a7e5b9ee217599e0d4bfc8534fa86d891b76beab75191865d41d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2020-04-14T16:23:44Z",
    "title_canon_sha256": "482479c0fe87fc1d4ae96a7d691316cf3a15c0828a65689f6a4c10fd1e5ecb5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06634",
    "kind": "arxiv",
    "version": 2
  }
}