Pith Number

pith:3WQILF3X

pith:2019:3WQILF3XZX3AB3WEQGN6TCKRQI

not attested not anchored not stored refs pending

Evaluation of equity-based debt obligations

Alexander Fromm

arxiv:1901.02254 v1 · 2019-01-08 · q-fin.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WQILF3XZX3AB3WEQGN6TCKRQI}

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	2026-05-17T23:56:43.679804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda0859777cdf600eec4819be989518209648ca3be828cb66e2bf6c7e1b26f00

Aliases

arxiv: 1901.02254 · arxiv_version: 1901.02254v1 · doi: 10.48550/arxiv.1901.02254 · pith_short_12: 3WQILF3XZX3A · pith_short_16: 3WQILF3XZX3AB3WE · pith_short_8: 3WQILF3X

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/3WQILF3XZX3AB3WEQGN6TCKRQI \
  | 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: dda0859777cdf600eec4819be989518209648ca3be828cb66e2bf6c7e1b26f00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549d52a5c58b69ce824838471f7899db810d162db7dae838143fb1f55a310a92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PR",
    "submitted_at": "2019-01-08T11:09:20Z",
    "title_canon_sha256": "a56af305abfa0d83c4043fb5ba05117bd5f29619cd485687fb23bf6a6dda46bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02254",
    "kind": "arxiv",
    "version": 1
  }
}