Pith Number

pith:INK3JTOT

pith:2026:INK3JTOT52CQO2R3UMVKAC5S74

not attested not anchored not stored refs pending

Isomorphic Dynamic Programs

John Stachurski, Junnan Zhang

arxiv:2605.22076 v1 · 2026-05-21 · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INK3JTOT52CQO2R3UMVKAC5S74}

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	2026-05-22T01:04:24.008620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4355b4cdd3ee85076a3ba32aa00bb2ff1a5c06a20976fa762d1def42b455e33e

Aliases

arxiv: 2605.22076 · arxiv_version: 2605.22076v1 · doi: 10.48550/arxiv.2605.22076 · pith_short_12: INK3JTOT52CQ · pith_short_16: INK3JTOT52CQO2R3 · pith_short_8: INK3JTOT

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/INK3JTOT52CQO2R3UMVKAC5S74 \
  | 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: 4355b4cdd3ee85076a3ba32aa00bb2ff1a5c06a20976fa762d1def42b455e33e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9b678caf617e027c600c9b11bee0ac81d6d558640b64df61f3267baeccc2c36",
    "cross_cats_sorted": [
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2026-05-21T07:15:43Z",
    "title_canon_sha256": "198e7eafb7e9af6d825996328394ea0cd453c639e6d62a0d777468f14579ae75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22076",
    "kind": "arxiv",
    "version": 1
  }
}