Pith Number

pith:OUGOVUWF

pith:2012:OUGOVUWFQMRMKRLJLECI6XPYVT

not attested not anchored not stored refs pending

Nova series infinita maxime convergens perimetrum ellipsis exprimens

Alexander Aycock, Artur Diener, Leonhard Euler

arxiv:1201.6682 v1 · 2012-01-31 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUGOVUWFQMRMKRLJLECI6XPYVT}

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	2026-05-18T04:03:29.905565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

750cead2c58322c5456959048f5df8acdd83bea7975953592a7c588390dd1337

Aliases

arxiv: 1201.6682 · arxiv_version: 1201.6682v1 · doi: 10.48550/arxiv.1201.6682 · pith_short_12: OUGOVUWFQMRM · pith_short_16: OUGOVUWFQMRMKRLJ · pith_short_8: OUGOVUWF

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/OUGOVUWFQMRMKRLJLECI6XPYVT \
  | 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: 750cead2c58322c5456959048f5df8acdd83bea7975953592a7c588390dd1337

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fba07fc3ebd7522cf336a44dbe7601d829e48921ea0a377ef3a9e62e97c46364",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2012-01-31T20:49:39Z",
    "title_canon_sha256": "57b737208dac001a41f21f4befd1d94fe423e979e638ba3f734a74e357e78ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6682",
    "kind": "arxiv",
    "version": 1
  }
}