Pith Number

pith:WB6IA44U

pith:2012:WB6IA44UNFJSBH4IRVDDLEIU5N

not attested not anchored not stored refs pending

Displacement sequence of an orientation preserving circle homeomorphism

Justyna Signerska, Wac{\l}aw Marzantowicz

arxiv:1210.3556 v1 · 2012-10-12 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WB6IA44UNFJSBH4IRVDDLEIU5N}

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	2026-05-18T03:43:19.433326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07c8073946953209f888d46359114eb430f74ea33a7fbf5f675d849c57d179a

Aliases

arxiv: 1210.3556 · arxiv_version: 1210.3556v1 · doi: 10.48550/arxiv.1210.3556 · pith_short_12: WB6IA44UNFJS · pith_short_16: WB6IA44UNFJSBH4I · pith_short_8: WB6IA44U

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/WB6IA44UNFJSBH4IRVDDLEIU5N \
  | 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: b07c8073946953209f888d46359114eb430f74ea33a7fbf5f675d849c57d179a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7280d8a032b11f06c3a15fdbdd68430006a7025dc14e0644721bef3a8ad0739",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-10-12T15:51:40Z",
    "title_canon_sha256": "0125d7db6f9abc2b436c2e98c78c32450000d502f381c71c6cc6e1301a644476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3556",
    "kind": "arxiv",
    "version": 1
  }
}