Pith Number

pith:B6LNPTC5

pith:2017:B6LNPTC52Z62ZRO5KIJHQKHH5Q

not attested not anchored not stored refs pending

$\varphi$-contractibility and $\varphi$-Connes amenability coincide with some older notions

Amin Mahmoodi

arxiv:1706.06161 v1 · 2017-06-19 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6LNPTC52Z62ZRO5KIJHQKHH5Q}

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	2026-05-18T00:42:04.123240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f96d7cc5dd67dacc5dd52127828e7ec072d8f0a02a8abad4032f92652296582

Aliases

arxiv: 1706.06161 · arxiv_version: 1706.06161v1 · doi: 10.48550/arxiv.1706.06161 · pith_short_12: B6LNPTC52Z62 · pith_short_16: B6LNPTC52Z62ZRO5 · pith_short_8: B6LNPTC5

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/B6LNPTC52Z62ZRO5KIJHQKHH5Q \
  | 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: 0f96d7cc5dd67dacc5dd52127828e7ec072d8f0a02a8abad4032f92652296582

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4dc9d80688ea028016c8d0ef3a946161e0142bde58b096dc33fedfeccf67a2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-06-19T20:15:05Z",
    "title_canon_sha256": "43d8d29109536c0fb8caf08f2990fa8f1faedaeb0dfa86a39069180b80aeb1e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06161",
    "kind": "arxiv",
    "version": 1
  }
}