Pith Number

pith:BVSS5A5C

pith:2010:BVSS5A5C4QFNXA7NXAZFCGAVA5

not attested not anchored not stored refs pending

Delta-discrete $G$-spectra and iterated homotopy fixed points

Daniel G. Davis

arxiv:1006.2762 v1 · 2010-06-14 · 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{BVSS5A5C4QFNXA7NXAZFCGAVA5}

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	2026-05-18T01:22:29.314585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d652e83a2e40adb83edb83251181507734809c7ab1698648c57810f5752a7f7

Aliases

arxiv: 1006.2762 · arxiv_version: 1006.2762v1 · doi: 10.48550/arxiv.1006.2762 · pith_short_12: BVSS5A5C4QFN · pith_short_16: BVSS5A5C4QFNXA7N · pith_short_8: BVSS5A5C

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/BVSS5A5C4QFNXA7NXAZFCGAVA5 \
  | 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: 0d652e83a2e40adb83edb83251181507734809c7ab1698648c57810f5752a7f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b628d63aa6d14620349f146cb862d635dff7f9e3dad85af22955b8efb0d7698",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2010-06-14T16:42:23Z",
    "title_canon_sha256": "4c06f842552c82827e8c63a6f1ea1545755ef80ecfca3286af72beb2d87f195b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2762",
    "kind": "arxiv",
    "version": 1
  }
}