Pith Number

pith:ZATBPY3B

pith:2013:ZATBPY3BUBKLBJ7MN2EYJKNWQW

not attested not anchored not stored refs pending

E-theory for C[0,1]-algebras with finitely many singular points

M. Dadarlat, P. Vaidyanathan

arxiv:1309.0649 v2 · 2013-09-03 · 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{ZATBPY3BUBKLBJ7MN2EYJKNWQW}

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	2026-05-18T03:04:37.239125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c82617e361a054b0a7ec6e8984a9b6858a73028f46bef20254c7ab7eac174bf4

Aliases

arxiv: 1309.0649 · arxiv_version: 1309.0649v2 · doi: 10.48550/arxiv.1309.0649 · pith_short_12: ZATBPY3BUBKL · pith_short_16: ZATBPY3BUBKLBJ7M · pith_short_8: ZATBPY3B

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/ZATBPY3BUBKLBJ7MN2EYJKNWQW \
  | 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: c82617e361a054b0a7ec6e8984a9b6858a73028f46bef20254c7ab7eac174bf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c267fceca2b4a7e949997a76133b19c2324eb5e6a3b3ad655f991899c447d4cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2013-09-03T11:48:33Z",
    "title_canon_sha256": "3695f4a374b8ee4a92c909a6b448b2081382d12b61c0f6e045a83fb87c4431a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0649",
    "kind": "arxiv",
    "version": 2
  }
}