Pith Number

pith:AKKE7PCN

pith:2011:AKKE7PCNLDEFPQVLZNDIRKNB3V

not attested not anchored not stored refs pending

Computational Models of Certain Hyperspaces of Quasi-metric Spaces

Mahdi Ali-Akbari, Massoud Pourmahdian

arxiv:1108.3736 v2 · 2011-08-18 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKKE7PCNLDEFPQVLZNDIRKNB3V}

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	2026-05-18T01:37:39.289089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02944fbc4d58c857c2abcb4688a9a1dd56710f440981576b839fa82b5708ecb1

Aliases

arxiv: 1108.3736 · arxiv_version: 1108.3736v2 · doi: 10.48550/arxiv.1108.3736 · pith_short_12: AKKE7PCNLDEF · pith_short_16: AKKE7PCNLDEFPQVL · pith_short_8: AKKE7PCN

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/AKKE7PCNLDEFPQVLZNDIRKNB3V \
  | 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: 02944fbc4d58c857c2abcb4688a9a1dd56710f440981576b839fa82b5708ecb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b082d868aeadc011ffdd564e6d48d515e1018d701e65a63f430106e4d2cf620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-08-18T12:21:27Z",
    "title_canon_sha256": "1cd12a06ef2fdca55198fbfa5fea2a253098c3516a72e624b849edbabef3a4de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3736",
    "kind": "arxiv",
    "version": 2
  }
}