Pith Number

pith:UW3YN7TC

pith:2025:UW3YN7TC5KJPR4UOELGASQCLDC

not attested not anchored not stored refs pending

Chromatic Purity in Hermitian K-Theory at $p=2$

Jordan Levin

arxiv:2501.09633 v1 · 2025-01-16 · math.KT · 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{UW3YN7TC5KJPR4UOELGASQCLDC}

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	2026-07-05T10:01:50.020996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5b786fe62ea92f8f28e22cc09404b189d8e3b6f6be3a144b33799c5c299b419

Aliases

arxiv: 2501.09633 · arxiv_version: 2501.09633v1 · doi: 10.48550/arxiv.2501.09633 · pith_short_12: UW3YN7TC5KJP · pith_short_16: UW3YN7TC5KJPR4UO · pith_short_8: UW3YN7TC

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/UW3YN7TC5KJPR4UOELGASQCLDC \
  | 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: a5b786fe62ea92f8f28e22cc09404b189d8e3b6f6be3a144b33799c5c299b419

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "151a6c7447bcb6641607669517201d66826794e58b7abad2bb6f30f0a8a041cc",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2025-01-16T16:21:01Z",
    "title_canon_sha256": "ec51e1626a801b171404536409afa36099e8f9c924791638d511f17709f3ff33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09633",
    "kind": "arxiv",
    "version": 1
  }
}