Pith Number

pith:7BIKZMFK

pith:2015:7BIKZMFKJQCI2626R4UE5OZA3I

not attested not anchored not stored refs pending

On the Conservativity of the Functor Assigning to a Motivic Spectrum its Motive

Tom Bachmann

arxiv:1506.07375 v3 · 2015-06-24 · math.KT · math.AG · 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{7BIKZMFKJQCI2626R4UE5OZA3I}

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	2026-05-18T00:10:32.534235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f850acb0aa4c048d7b5e8f284ebb20da1f8801c35572a667beb62fbfe1fb1cbf

Aliases

arxiv: 1506.07375 · arxiv_version: 1506.07375v3 · doi: 10.48550/arxiv.1506.07375 · pith_short_12: 7BIKZMFKJQCI · pith_short_16: 7BIKZMFKJQCI2626 · pith_short_8: 7BIKZMFK

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/7BIKZMFKJQCI2626R4UE5OZA3I \
  | 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: f850acb0aa4c048d7b5e8f284ebb20da1f8801c35572a667beb62fbfe1fb1cbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f13b65558d8064bdf4d47c75ab796fb4d42b0d0559596928fe7da457ead94783",
    "cross_cats_sorted": [
      "math.AG",
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2015-06-24T14:18:56Z",
    "title_canon_sha256": "807aac1f1cddc616243127621e7536800dc8ead9a013f0e990477e9d13f7f709"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07375",
    "kind": "arxiv",
    "version": 3
  }
}