Pith Number

pith:NQA7HCMN

pith:2019:NQA7HCMNSF4FW6HOYKM53XD4WY

not attested not anchored not stored refs pending

A model of debt with bankruptcy risk and currency devaluation

Khai T. Nguyen, Rossana Capuani, Steven Gilmore

arxiv:1910.00187 v2 · 2019-10-01 · math.OC · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQA7HCMNSF4FW6HOYKM53XD4WY}

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	2026-07-05T00:15:09.634595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c01f3898d91785b78eec299dddc7cb60ed8585e5372051e7217951957efdce3

Aliases

arxiv: 1910.00187 · arxiv_version: 1910.00187v2 · doi: 10.48550/arxiv.1910.00187 · pith_short_12: NQA7HCMNSF4F · pith_short_16: NQA7HCMNSF4FW6HO · pith_short_8: NQA7HCMN

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/NQA7HCMNSF4FW6HOYKM53XD4WY \
  | 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: 6c01f3898d91785b78eec299dddc7cb60ed8585e5372051e7217951957efdce3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07cfd320e25b2ea3b27796094b3bb45af984b4f62d98bf2e734d682818f66bcd",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-10-01T03:19:28Z",
    "title_canon_sha256": "7121e1db17f82ca8e199a70ea257a66816e42d7b4bac63562a3865af3685a76b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.00187",
    "kind": "arxiv",
    "version": 2
  }
}