Pith Number

pith:SIVN6LZV

pith:2012:SIVN6LZVT5WYUNLM2M6QOSI3HU

not attested not anchored not stored refs pending

Loop Differential K-theory

Mahmoud Zeinalian, Scott O. Wilson, Thomas Tradler

arxiv:1201.4593 v3 · 2012-01-22 · math.AT · math.DG · 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{SIVN6LZVT5WYUNLM2M6QOSI3HU}

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	2026-05-18T02:29:32.654845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

922adf2f359f6d8a356cd33d07491b3d121d1b3027aa3128c3c44588f189d877

Aliases

arxiv: 1201.4593 · arxiv_version: 1201.4593v3 · doi: 10.48550/arxiv.1201.4593 · pith_short_12: SIVN6LZVT5WY · pith_short_16: SIVN6LZVT5WYUNLM · pith_short_8: SIVN6LZV

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/SIVN6LZVT5WYUNLM2M6QOSI3HU \
  | 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: 922adf2f359f6d8a356cd33d07491b3d121d1b3027aa3128c3c44588f189d877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfe2120efa6f4a2c3d0f1001fa58ad69fae8deb3b294ca48552834777c797576",
    "cross_cats_sorted": [
      "math.DG",
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-01-22T19:30:22Z",
    "title_canon_sha256": "fd84469937fc278790c470bc24bef7a6777aaf795541f5a44fb376315a3ce17d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4593",
    "kind": "arxiv",
    "version": 3
  }
}