Pith Number

pith:5HO46IF6

pith:2008:5HO46IF6PZRBWR6QKFEEPKPRZ6

not attested not anchored not stored refs pending

Higher topological cyclic homology and the Segal conjecture for tori

Bj{\o}rn Ian Dundas, Christopher L. Douglas, Gunnar Carlsson

arxiv:0803.2745 v1 · 2008-03-19 · 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{5HO46IF6PZRBWR6QKFEEPKPRZ6}

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	2026-05-18T03:27:02.145295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9ddcf20be7e621b47d0514847a9f1cfbf872124ee71d47ed5f9b238f1b19bd6

Aliases

arxiv: 0803.2745 · arxiv_version: 0803.2745v1 · doi: 10.48550/arxiv.0803.2745 · pith_short_12: 5HO46IF6PZRB · pith_short_16: 5HO46IF6PZRBWR6Q · pith_short_8: 5HO46IF6

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/5HO46IF6PZRBWR6QKFEEPKPRZ6 \
  | 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: e9ddcf20be7e621b47d0514847a9f1cfbf872124ee71d47ed5f9b238f1b19bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57f4de76db2889ace5c701b4678079e1e8bf117527455a17ddec1184215ac3bd",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2008-03-19T02:42:32Z",
    "title_canon_sha256": "38c9b74eac10e7391ff82db8024f9ded282bc34f0bbcee7c23bd3010d189e7c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.2745",
    "kind": "arxiv",
    "version": 1
  }
}