Pith Number

pith:BSOAF6GP

pith:2015:BSOAF6GPR7USWYILYLPU4K7RSF

not attested not anchored not stored refs pending

On perfect cones and absolute Baire-one retracts

Olena Karlova

arxiv:1508.01036 v1 · 2015-08-05 · 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{BSOAF6GPR7USWYILYLPU4K7RSF}

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	2026-05-18T01:35:44.208185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c9c02f8cf8fe92b610bc2df4e2bf1916900ba1cc77dff969f82ded5dfc1afe2

Aliases

arxiv: 1508.01036 · arxiv_version: 1508.01036v1 · doi: 10.48550/arxiv.1508.01036 · pith_short_12: BSOAF6GPR7US · pith_short_16: BSOAF6GPR7USWYIL · pith_short_8: BSOAF6GP

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/BSOAF6GPR7USWYILYLPU4K7RSF \
  | 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: 0c9c02f8cf8fe92b610bc2df4e2bf1916900ba1cc77dff969f82ded5dfc1afe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "197b8e83969976b2a48cc5077b2fcc693ae69188c41b50287b5c1e1a4bf55d71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2015-08-05T11:21:29Z",
    "title_canon_sha256": "367e5bdf6549adc2dde7f6a49de6a80f4bff720fff26a5f385bf1d096c8df5c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01036",
    "kind": "arxiv",
    "version": 1
  }
}