Pith Number

pith:7EC4L6J6

pith:2014:7EC4L6J6KCBXTSGQCVTRNKUZXO

not attested not anchored not stored refs pending

UCT-Kirchberg algebras have nuclear dimension one

Adam P.W. S{\o}rensen, Aidan Sims, Efren Ruiz

arxiv:1406.2045 v3 · 2014-06-09 · 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{7EC4L6J6KCBXTSGQCVTRNKUZXO}

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	2026-05-18T02:19:08.449230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f905c5f93e508379c8d0156716aa99bb9dd9fd58e06cbe67ccdc6cd6c8bfd2dd

Aliases

arxiv: 1406.2045 · arxiv_version: 1406.2045v3 · doi: 10.48550/arxiv.1406.2045 · pith_short_12: 7EC4L6J6KCBX · pith_short_16: 7EC4L6J6KCBXTSGQ · pith_short_8: 7EC4L6J6

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/7EC4L6J6KCBXTSGQCVTRNKUZXO \
  | 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: f905c5f93e508379c8d0156716aa99bb9dd9fd58e06cbe67ccdc6cd6c8bfd2dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b373afe27bb72e1bf26d5861e9cfb065b3ad91c10810dfe92c452add583b852",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-06-09T00:49:21Z",
    "title_canon_sha256": "d3a3030aa9a8acd5f87e4bf66886eea0e19b8fe4e1121bb85ae4b0833a444d39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2045",
    "kind": "arxiv",
    "version": 3
  }
}