Pith Number

pith:TAZ7ZKBP

pith:2013:TAZ7ZKBPVFGCWRHPX2U7JM3Y4W

not attested not anchored not stored refs pending

Motivic strict ring spectra representing semi-topological cohomology theories

Jeremiah Heller

arxiv:1304.6288 v1 · 2013-04-23 · 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{TAZ7ZKBPVFGCWRHPX2U7JM3Y4W}

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	2026-05-18T03:27:21.894555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9833fca82fa94c2b44efbea9f4b378e590219fb62b9d59dace84998076360bbb

Aliases

arxiv: 1304.6288 · arxiv_version: 1304.6288v1 · doi: 10.48550/arxiv.1304.6288 · pith_short_12: TAZ7ZKBPVFGC · pith_short_16: TAZ7ZKBPVFGCWRHP · pith_short_8: TAZ7ZKBP

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/TAZ7ZKBPVFGCWRHPX2U7JM3Y4W \
  | 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: 9833fca82fa94c2b44efbea9f4b378e590219fb62b9d59dace84998076360bbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4150ff7a8ed6353f86e06dd5b0ae9d6e58c60efbeca74872bc78231d156977c",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-04-23T13:51:47Z",
    "title_canon_sha256": "e9b1f7df80d9f1f3de47c41a135bb64350aca4ab559e78e75dec6cd077dbfc59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6288",
    "kind": "arxiv",
    "version": 1
  }
}