Pith Number

pith:OSEKHPBM

pith:2012:OSEKHPBMKSGUG7KZ6NWS3PLCR7

not attested not anchored not stored refs pending

The $f$-belos

Antonio M. Oller-Marc\'en

arxiv:1210.8047 v1 · 2012-10-30 · 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{OSEKHPBMKSGUG7KZ6NWS3PLCR7}

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	2026-05-18T03:41:57.256938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7488a3bc2c548d437d59f36d2dbd628fe158336c51893fec8e1abb986075b2e1

Aliases

arxiv: 1210.8047 · arxiv_version: 1210.8047v1 · doi: 10.48550/arxiv.1210.8047 · pith_short_12: OSEKHPBMKSGU · pith_short_16: OSEKHPBMKSGUG7KZ · pith_short_8: OSEKHPBM

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/OSEKHPBMKSGUG7KZ6NWS3PLCR7 \
  | 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: 7488a3bc2c548d437d59f36d2dbd628fe158336c51893fec8e1abb986075b2e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a4c45166e4cad60389000750e321f7ae66807574f27f4fe99d4e74446b82949",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2012-10-30T15:30:06Z",
    "title_canon_sha256": "59e3c42c62a70b2a36a476d35ec79bc39c58e9f5fe893ecc19f3a009fd69e509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8047",
    "kind": "arxiv",
    "version": 1
  }
}