Pith Number

pith:ORCL5KDQ

pith:2014:ORCL5KDQNKERFROIMTEBJ2SB3N

not attested not anchored not stored refs pending

Saturation and elementary equivalence of C*-algebras

Alessandro Vignati, Christopher J. Eagle

arxiv:1406.4875 v4 · 2014-06-18 · math.LO · 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{ORCL5KDQNKERFROIMTEBJ2SB3N}

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	2026-05-18T01:30:55.502632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7444bea8706a8912c5c864c814ea41db68d30a5ffc94f42de616f0a7c0dc8ab9

Aliases

arxiv: 1406.4875 · arxiv_version: 1406.4875v4 · doi: 10.48550/arxiv.1406.4875 · pith_short_12: ORCL5KDQNKER · pith_short_16: ORCL5KDQNKERFROI · pith_short_8: ORCL5KDQ

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/ORCL5KDQNKERFROIMTEBJ2SB3N \
  | 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: 7444bea8706a8912c5c864c814ea41db68d30a5ffc94f42de616f0a7c0dc8ab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "466ac2c5f3a1b918222bcb2fdbc8e9114e5d36b0a3ed029bb8384a5294b368fe",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-06-18T20:05:02Z",
    "title_canon_sha256": "3a2db23df3e4e5bd34da092b11400a4376240479b7cb78c9e3188df067c53ca7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4875",
    "kind": "arxiv",
    "version": 4
  }
}