Pith Number

pith:KF72XIUR

pith:2017:KF72XIURZM6YTRA74ITKZT5CTL

not attested not anchored not stored refs pending

On graded C*-algebras

Iain Raeburn

arxiv:1707.04215 v1 · 2017-07-13 · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KF72XIURZM6YTRA74ITKZT5CTL}

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	2026-05-18T00:40:20.212169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

517faba291cb3d89c41fe226accfa29ae33a1dfafa1964fc612131048714db38

Aliases

arxiv: 1707.04215 · arxiv_version: 1707.04215v1 · doi: 10.48550/arxiv.1707.04215 · pith_short_12: KF72XIURZM6Y · pith_short_16: KF72XIURZM6YTRA7 · pith_short_8: KF72XIUR

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/KF72XIURZM6YTRA74ITKZT5CTL \
  | 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: 517faba291cb3d89c41fe226accfa29ae33a1dfafa1964fc612131048714db38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54250349a74f714bac864b2c7cd91100ee8e40c24b40bc3594fff75f99fca829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2017-07-13T16:41:39Z",
    "title_canon_sha256": "ea176b84d9f944097f2df61ebd5d66a5f7b98d7e717746945b3ef3f0303a2f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04215",
    "kind": "arxiv",
    "version": 1
  }
}