Pith Number

pith:ARJHLJIX

pith:2025:ARJHLJIXZGXJK5UCNEBO35PGVJ

not attested not anchored not stored refs pending

Trust, but verify

Carlos Lospoy, James Snewin, Ju Long, Michael J. Yuan, Sydney Lai

arxiv:2504.13443 v2 · 2025-04-18 · cs.AI · cs.DC · cs.MA · 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{ARJHLJIXZGXJK5UCNEBO35PGVJ}

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.

Cited by

1 paper in Pith

CoIn: Counting the Invisible Reasoning Tokens in Commercial Opaque LLM APIs

Receipt and verification

First computed	2026-07-05T11:56:03.229374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

045275a517c9ae9576826902edf5e6aa5bf430e766ec793472b3963bd1936cb6

Aliases

arxiv: 2504.13443 · arxiv_version: 2504.13443v2 · doi: 10.48550/arxiv.2504.13443 · pith_short_12: ARJHLJIXZGXJ · pith_short_16: ARJHLJIXZGXJK5UC · pith_short_8: ARJHLJIX

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/ARJHLJIXZGXJK5UCNEBO35PGVJ \
  | 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: 045275a517c9ae9576826902edf5e6aa5bf430e766ec793472b3963bd1936cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab656cc10c73262b0a2b08592a1117b1b52105ebd33777325d8ae2437299135",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.MA",
      "econ.GN",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-04-18T03:49:53Z",
    "title_canon_sha256": "b4e891af4f9ea8460f6b3963ba573dac4fc8c26327682e507ab0ba04a90adcdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13443",
    "kind": "arxiv",
    "version": 2
  }
}