Pith Number

pith:FZ5YTKA4

pith:2012:FZ5YTKA4ICAV7GCBZ65JIZZSJC

not attested not anchored not stored refs pending

Are Eberlein-Grothendieck scattered spaces $\sigma$-discrete?

Antonio Avil\'es, David Guerrero S\'anchez

arxiv:1202.6310 v1 · 2012-02-28 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZ5YTKA4ICAV7GCBZ65JIZZSJC}

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	2026-05-18T04:01:13.727679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e7b89a81c40815f9841cfba94673248a0e2ac083af930e4e0e32cfaae293262

Aliases

arxiv: 1202.6310 · arxiv_version: 1202.6310v1 · doi: 10.48550/arxiv.1202.6310 · pith_short_12: FZ5YTKA4ICAV · pith_short_16: FZ5YTKA4ICAV7GCB · pith_short_8: FZ5YTKA4

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/FZ5YTKA4ICAV7GCBZ65JIZZSJC \
  | 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: 2e7b89a81c40815f9841cfba94673248a0e2ac083af930e4e0e32cfaae293262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1f926ea0d92cb3edb4729e17735fd3f7041c7953a7b70b2967bbea762eadc98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-02-28T18:10:46Z",
    "title_canon_sha256": "a605ac90d17d7a0e0aca61069cc5bb84a8e2d01d999a25c34e15093db53950a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6310",
    "kind": "arxiv",
    "version": 1
  }
}