Pith Number

pith:BWMCI7SC

pith:2012:BWMCI7SCZIWB472FSSL55QVLK3

not attested not anchored not stored refs pending

Toehold Purchase Problem: A comparative analysis of two strategies

Iryna Banakh, Myroslava Vovk, Pavel Trisch, Taras Banakh

arxiv:1204.2065 v5 · 2012-04-10 · q-fin.GN · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWMCI7SCZIWB472FSSL55QVLK3}

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	2026-05-18T01:20:18.190204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d98247e42ca2c1e7f459497dec2ab56fb2b524621d94f6e5096b79b8660a2a9

Aliases

arxiv: 1204.2065 · arxiv_version: 1204.2065v5 · doi: 10.48550/arxiv.1204.2065 · pith_short_12: BWMCI7SCZIWB · pith_short_16: BWMCI7SCZIWB472F · pith_short_8: BWMCI7SC

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/BWMCI7SCZIWB472FSSL55QVLK3 \
  | 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: 0d98247e42ca2c1e7f459497dec2ab56fb2b524621d94f6e5096b79b8660a2a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d625a88711ac11f195989f0ef67d144d9af43e36cb9afce10b6df61f007aafa",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.GN",
    "submitted_at": "2012-04-10T07:28:53Z",
    "title_canon_sha256": "2f1a7a520141631b37c6b6210e65386d2f9983a699ab155b551b06692cda2f1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2065",
    "kind": "arxiv",
    "version": 5
  }
}