Pith Number

pith:Y2PB64C7

pith:2017:Y2PB64C73UCJEX6SGWPTTWW4YC

not attested not anchored not stored refs pending

Analytic sphere eversion using ruled surfaces

Adam Bednorz, Witold Bednorz

arxiv:1711.10466 v2 · 2017-11-28 · math.GT · math-ph · math.AG · math.AT · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2PB64C73UCJEX6SGWPTTWW4YC}

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	2026-05-17T23:53:57.986057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c69e1f705fdd04925fd2359f39dadcc093a9be8ff9ec6799710ec8af655094be

Aliases

arxiv: 1711.10466 · arxiv_version: 1711.10466v2 · doi: 10.48550/arxiv.1711.10466 · pith_short_12: Y2PB64C73UCJ · pith_short_16: Y2PB64C73UCJEX6S · pith_short_8: Y2PB64C7

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/Y2PB64C73UCJEX6SGWPTTWW4YC \
  | 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: c69e1f705fdd04925fd2359f39dadcc093a9be8ff9ec6799710ec8af655094be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "429fe91049ade1f7828a6e59e6ed150f429148a65bb546e2e144941ea3d35f54",
    "cross_cats_sorted": [
      "math-ph",
      "math.AG",
      "math.AT",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-11-28T18:53:23Z",
    "title_canon_sha256": "60d924f6f7927e3d1457ff90b6927ff606a2a8642ed7234f1ef6c31afaa154fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.10466",
    "kind": "arxiv",
    "version": 2
  }
}